CN210524520U

CN210524520U - Clamping device for engineering machinery

Info

Publication number: CN210524520U
Application number: CN201921366852.7U
Authority: CN
Inventors: 廖明光
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-15
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a clamping device for engineering machinery, which comprises a workbench, wherein four corners at the bottom of the workbench are fixedly connected with supporting components; the upper surface of the workbench is provided with a pair of symmetrical clamping devices, and each clamping device comprises a vertical rod, a cross rod, a first slide rod, an upper clamping plate, a lower clamping plate, a return spring and a limiting block; one end of the vertical rod is fixedly connected with the workbench, the other end of the vertical rod is fixedly connected with the cross rod, and the upper side and the lower side of the cross rod are provided with two mutually communicated through holes; a push-pull plate is arranged above the cross rod, the first slide rods are positioned at two sides of the bottom of the push-pull plate, and one ends of the first slide rods, far away from the push-pull plate, penetrate through the through holes and are fixedly connected with the upper clamping plate; the lower clamping plate is positioned below the upper clamping plate, and one side of the lower clamping plate is fixedly connected with the vertical rod; one side of the bottom of the upper clamping plate, which is close to the vertical rod, is fixedly connected with a second sliding rod, and one end of the second sliding rod, which is far away from the upper clamping plate, sequentially penetrates through the lower clamping plate and the workbench to be fixedly connected with a limiting block; the reset spring is sleeved outside the second sliding rod, and the reset spring is located at the bottom end of the workbench.

Description

Clamping device for engineering machinery

Technical Field

The utility model relates to the technical field of machining, specifically be a clamping device for engineering machine tool.

Background

With the development of society, the development of machinery manufacturing industry is also very rapid, and machinery manufacturing industry provides technical equipment for the whole national economy, and the development level of machinery manufacturing industry is one of the main marks of national industrialization degree and is the important post industry of the country. In the machining process, the clamping device for machining can be used, the clamping devices for machining on the market are multiple at present, but in the using process, the mechanical clamping effect is poor, the clamping device is easy to move in the machining process, and the machining effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device for engineering machine tool to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for engineering machinery comprises a workbench, wherein supporting components are fixedly connected with four corners of the bottom of the workbench; the upper surface of the workbench is provided with a pair of symmetrical clamping devices, and each clamping device comprises a vertical rod, a transverse rod, a first sliding rod, an upper clamping plate, a lower clamping plate, a return spring and a limiting block; one end of the vertical rod is fixedly connected with the workbench, the other end of the vertical rod is fixedly connected with the cross rod, and the upper side and the lower side of the cross rod are provided with two mutually communicated through holes; a push-pull plate is arranged above the cross rod, the first slide rods are positioned on two sides of the bottom of the push-pull plate, and one ends of the first slide rods, far away from the push-pull plate, penetrate through the through holes and are fixedly connected with the upper clamping plate; the lower clamping plate is positioned below the upper clamping plate, and one side of the lower clamping plate is fixedly connected with the vertical rod; one side, close to the vertical rod, of the bottom of the upper clamping plate is fixedly connected with a second sliding rod, and one end, far away from the upper clamping plate, of the second sliding rod sequentially penetrates through the lower clamping plate and the workbench to be fixedly connected with the limiting block; the reset spring is sleeved outside the second sliding rod, and the reset spring is located at the bottom end of the workbench.

Preferably, the supporting component comprises a supporting column and a base, a first groove is formed in the base, a damping pad is laid at the bottom of the first groove, a damping spring is fixedly connected to the upper end of the damping pad, one end of the supporting column is fixedly connected with the workbench, and the other end of the supporting column is embedded into the first groove and fixedly connected with the upper end of the damping spring.

Preferably, the vertical section of the first groove is in a U-shaped structure with an upward opening.

Preferably, the upper end of the cross rod is provided with a hydraulic cylinder, and a piston rod of the hydraulic cylinder is vertically and fixedly connected with the push-pull plate.

Preferably, the rubber pads are paved on the bottom of the upper clamping plate and the upper portion of the lower clamping plate, a protective effect is achieved on machinery, scratches are left on the machinery during clamping, and the rubber pads are sleeved outside the second sliding rod and movably connected with the second sliding rod.

Preferably, the first sliding rod is connected with the through hole in a sliding mode.

Preferably, the second sliding rod is movably connected with the lower clamping plate and the workbench.

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

1. the utility model discloses a be equipped with supporting component, can reduce the vibrations power that produces in machining for the difficult removal of workstation has improved the accuracy of processing.

2. The utility model discloses a be equipped with the clamping device of a pair of symmetry on the workstation for the centre gripping can be stabilized to the machinery of treating processing, is difficult for rocking, makes processing effectual, and work efficiency is high.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a work table; 2. a support assembly; 3. a support pillar; 4. a base; 5. a first groove; 6. A shock pad; 7. a damping spring; 8. a clamping device; 9. a vertical rod; 10. a cross bar; 11. a first slide bar; 12. an upper splint; 13. a lower splint; 14. a return spring; 15. a limiting block; 16. a through hole; 17. a push-pull plate; 18. a second slide bar; 19. a hydraulic cylinder; 20. a rubber pad;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a clamping device for engineering machinery comprises a workbench 1, wherein supporting components 2 are fixedly connected at four corners of the bottom of the workbench 1; the upper surface of the workbench 1 is provided with a pair of symmetrical clamping devices 8, and each clamping device 8 comprises a vertical rod 9, a cross rod 10, a first sliding rod 11, an upper clamping plate 12, a lower clamping plate 13, a return spring 14 and a limiting block 15; one end of the vertical rod 9 is fixedly connected with the workbench 1, the other end of the vertical rod is fixedly connected with the cross rod 10, and two mutually communicated through holes 16 are formed in the upper side and the lower side of the cross rod 10; a push-pull plate 17 is arranged above the cross rod 10, the first slide rods 11 are positioned at two sides of the bottom of the push-pull plate 17, and one ends of the first slide rods 11 far away from the push-pull plate 17 penetrate through the through holes 16 to be fixedly connected with the upper clamping plate 12; the lower clamping plate 13 is positioned below the upper clamping plate 12, and one side of the lower clamping plate 13 is fixedly connected with the vertical rod 9; a second sliding rod 18 is fixedly connected to one side, close to the vertical rod 9, of the bottom of the upper clamping plate 12, and one end, far away from the upper clamping plate 12, of the second sliding rod 18 sequentially penetrates through the lower clamping plate 13 and the workbench 1 to be fixedly connected with a limiting block 15; the return spring 14 is sleeved outside the second slide bar 18, and the return spring 14 is located at the bottom end of the workbench 1.

Preferably, supporting component 2 includes support column 3 and base 4, set up first recess 5 in the base 4, laid shock pad 6 in the bottom of first recess 5, shock pad 6's upper end rigid coupling has damping spring 7, the one end and the 1 rigid coupling of workstation of support column 3, the other end imbed in the first recess 5 and with damping spring 7's upper end rigid coupling.

Preferably, the vertical section of the first groove 5 is in a U-shaped structure with an upward opening.

Preferably, the upper end of the cross rod 10 is provided with a hydraulic cylinder 19, and a piston rod of the hydraulic cylinder 19 is vertically and fixedly connected with the push-pull plate 17.

Preferably, a rubber pad 20 is laid on the bottom of the upper clamping plate 12 and the upper part of the lower clamping plate 13, and the rubber pad 20 is sleeved outside the second sliding rod 18 and movably connected with the second sliding rod 18.

Preferably, the first sliding bar 11 is slidably connected with the through hole 16.

Preferably, the second sliding rod 18 is movably connected with the lower clamping plate 13 and the workbench 1.

The working principle is as follows: when in use, both sides of a machine to be processed are clamped in the clamping device 8, during clamping, firstly, the hydraulic cylinder 19 is controlled to extend the piston rod upwards, so as to drive the push-pull plate 17 to move upwards, the push-pull plate 17 drives the first slide bar 11 to move upwards, the first slide bar 11 drives the upper clamping plate 12 to move upwards, the upper clamping plate 12 drives the second slide bar 18 to move upwards, so that the return spring 14 is compressed, at the moment, the upper clamping plate 12 is separated from the lower clamping plate 13, both sides of the machine to be processed are respectively placed on the lower clamping plate 13, after the machine to be processed is placed, the hydraulic cylinder 19 is controlled to contract the piston rod downwards, so as to drive the push-pull plate 17 to move downwards, the push-pull plate 17 drives the first slide bar 11 to move downwards, the first slide bar 11 drives the upper clamping plate 12 to move downwards, and simultaneously, the second slide bar 18 drives the upper clamping plate 12 to move downwards under the action of the, under the double actions, the machine to be processed is stably clamped and is not easy to shake, so that the processing effect is good and the working efficiency is high; machinery produces shaking force extrusion workstation 1 at the in-process of processing, and 1 extrusion support column 3 of workstation, support column 3 extrude damping spring 7 and shock pad 6 to realize buffering, absorbing effect, make workstation 1 difficult removal, improved the accuracy of processing.

It is worth noting that: the hydraulic cylinder realizes control to the hydraulic cylinder through the control button, and the equipment matched with the control button is common equipment, belongs to the existing well-done technology, and is not repeated again in the electrical connection relation and the specific circuit structure.

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

Claims

1. The clamping device for the engineering machinery is characterized by comprising a workbench (1), wherein supporting components (2) are fixedly connected to four corners of the bottom of the workbench (1); the upper surface of the workbench (1) is provided with a pair of symmetrical clamping devices (8), and each clamping device (8) comprises a vertical rod (9), a cross rod (10), a first sliding rod (11), an upper clamping plate (12), a lower clamping plate (13), a return spring (14) and a limiting block (15); one end of the vertical rod (9) is fixedly connected with the workbench (1), the other end of the vertical rod is fixedly connected with the cross rod (10), and the upper side and the lower side of the cross rod (10) are provided with two through holes (16) which are communicated with each other; a push-pull plate (17) is arranged above the cross rod (10), the first sliding rods (11) are positioned on two sides of the bottom of the push-pull plate (17), and one ends of the first sliding rods (11) far away from the push-pull plate (17) penetrate through the through holes (16) to be fixedly connected with the upper clamping plate (12); the lower clamping plate (13) is positioned below the upper clamping plate (12), and one side of the lower clamping plate (13) is fixedly connected with the vertical rod (9); a second sliding rod (18) is fixedly connected to one side, close to the vertical rod (9), of the bottom of the upper clamping plate (12), and one end, far away from the upper clamping plate (12), of the second sliding rod (18) sequentially penetrates through the lower clamping plate (13), the workbench (1) and the limiting block (15) to be fixedly connected; the reset spring (14) is sleeved outside the second sliding rod (18), and the reset spring (14) is located at the bottom end of the workbench (1).

2. The clamping device for the construction machine according to claim 1, wherein: supporting component (2) are including support column (3) and base (4), seted up first recess (5) in base (4), shock pad (6) have been laid to the bottom of first recess (5), and the upper end rigid coupling of shock pad (6) has damping spring (7), the one end and workstation (1) rigid coupling of support column (3), the other end imbed in first recess (5) and with the upper end rigid coupling of damping spring (7).

3. The clamping device for the construction machine according to claim 2, wherein: the vertical section of the first groove (5) is of a U-shaped structure with an upward opening.

4. The clamping device for the construction machine according to claim 1, wherein: the upper end of the cross rod (10) is provided with a hydraulic cylinder (19), and a piston rod of the hydraulic cylinder (19) is vertically and fixedly connected with the push-pull plate (17).

5. The clamping device for the construction machine according to claim 1, wherein: rubber pads (20) are laid on the bottom of the upper clamping plate (12) and the upper portion of the lower clamping plate (13), and the rubber pads (20) are sleeved outside the second sliding rod (18) and movably connected with the second sliding rod (18).

6. The clamping device for the construction machine according to claim 1, wherein: the first sliding rod (11) is connected with the through hole (16) in a sliding mode.

7. The clamping device for the construction machine according to claim 1, wherein: the second sliding rod (18) is movably connected with the lower clamping plate (13) and the workbench (1).