CN221871897U - A fixed tooling for ultra-high vacuum exhaust table - Google Patents

Abstract

The utility model discloses a fixture for an ultrahigh vacuum exhaust table, and relates to the technical field of fixtures; the utility model comprises an exhaust table body, wherein the top end of the exhaust table body is fixedly connected with symmetrically distributed fixing plates, a screw rod is rotationally connected between the two fixing plates, and the outer side of the screw rod is in threaded connection with a first lower clamping plate; through the cooperation between second adjust knob, the lead screw, guide bar and the connecting rod, drive first lower plate and carry out lateral shifting along the outside of lead screw to utilize the connection of connecting rod, drive two second lower plates simultaneously and carry out homodromous equidistance and remove, adjust the distance between first lower plate and the second lower plate, can adapt to the tubular work piece of different length, and through the threaded rod, and utilize the slide bar to lead the punch holder, drive the punch holder simultaneously and move downwards along the outside of threaded rod, can carry out the centre gripping to the tubular work piece of different diameters fixedly, further improved the application scope of frock.

Description

A fixed tooling for ultra-high vacuum exhaust table

Technical Field

The utility model relates to the technical field of fixed tooling, in particular to a fixed tooling for an ultra-high vacuum exhaust table.

Background Art

The ultra-high vacuum exhaust table is an advanced scientific instrument used in the field of physics. It is mainly used to simulate the high vacuum and cold black environment of space. It can provide an experimental environment under extremely low pressure conditions to study how matter behaves under extreme conditions.

However, when a conventional ultra-high vacuum exhaust table is in use, the installation position of the fixture used by the exhaust table is fixed, so it cannot be used to install and fix tubular workpieces of different lengths and diameters, thereby reducing the application scope of the equipment's fixture. In response to the above problems, the inventor proposes a fixed fixture for an ultra-high vacuum exhaust table to solve the above problems.

Utility Model Content

In order to solve the problem that the traditional ultra-high vacuum exhaust table has great limitations when in use; the purpose of the utility model is to provide a fixing tool for the ultra-high vacuum exhaust table.

To solve the above technical problems, the utility model adopts the following technical solutions: a fixing tool for an ultra-high vacuum exhaust table, comprising an exhaust table body, the top of the exhaust table body is fixedly connected with a symmetrically distributed fixing plate, a screw rod is rotatably connected between the two fixing plates, the outer side of the screw rod is threadedly connected with a first lower clamping plate, a guide rod is fixedly connected between the two fixing plates and on both sides of the screw rod, the first lower clamping plate is slidably clamped on the outer side of the first lower clamping plate, two second lower clamping plates are slidably clamped on the outer side of the guide rod and on one side of the first lower clamping plate, one side of the second lower clamping plate is provided with a through hole, the screw rod movably passes through the through hole, a connecting rod is provided at the bottom end of the first lower clamping plate, the connecting rod is rotatably connected to the bottom ends of the first lower clamping plate and the second lower clamping plate respectively, one end of the connecting rod away from the first lower clamping plate is rotatably connected to the top of the exhaust table body, an installation chamber is provided inside the exhaust table body, one side of the installation chamber is rotatably connected with a symmetrically distributed box door, and supporting feet are fixedly connected at the four corners of the bottom end of the exhaust table body.

Preferably, the top ends of one side of the first lower clamping plate and the second lower clamping plate are rotatably connected to a threaded rod, the outer sides of the threaded rods are threadedly connected to upper clamping plates, the top ends of the first lower clamping plate and the second lower clamping plate away from the threaded rods are fixedly connected to sliding rods, and the upper clamping plates are slidably clamped to the outer sides of the sliding rods.

Preferably, a first adjusting knob is fixedly connected to the top end of the threaded rod, and one end of the threaded rod extends to one side of the fixing plate and is fixedly connected to a second adjusting knob.

Preferably, the first lower clamping plate, the second lower clamping plate and the opposite side of the upper clamping plate are all configured as trapezoidal surfaces.

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

1. Through the cooperation between the second adjusting knob, the screw rod, the guide rod and the connecting rod, the first lower clamping plate is driven to move laterally along the outer side of the screw rod, and the two second lower clamping plates are driven to move in the same direction and at the same distance by the connection of the connecting rod, so as to adjust the distance between the first lower clamping plate and the second lower clamping plate, so as to adapt to tubular workpieces of different lengths;

2. The upper clamping plate is guided by the threaded rod and the slide rod, and the upper clamping plate is driven to move downward along the outer side of the threaded rod, so that tubular workpieces of different diameters can be clamped and fixed, further improving the application range of the tooling.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

Fig. 1 is a schematic diagram of the overall structure of the utility model.

FIG. 2 is a schematic diagram of a partially disassembled structure of the utility model.

FIG3 is a schematic diagram of a partial structure of the utility model.

FIG. 4 is a schematic diagram of the internal structure of the exhaust platform body in the present invention.

In the figure: 1. Exhaust table body; 2. Fixing plate; 3. Upper clamping plate; 4. Screw rod; 5. First lower clamping plate; 6. Guide rod; 7. Second lower clamping plate; 8. Through hole; 9. Connecting rod; 10. Threaded rod; 11. Sliding rod; 12. First adjusting knob; 13. Second adjusting knob; 14. Installation chamber; 15. Box door; 16. Support foot.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Embodiment: As shown in Figures 1-4, the utility model provides a fixing tool for an ultra-high vacuum exhaust table, including an exhaust table body 1, a symmetrically distributed fixing plate 2 is fixedly connected to the top of the exhaust table body 1, a screw rod 4 is rotatably connected between the two fixing plates 2, a first lower clamping plate 5 is threadedly connected to the outer side of the screw rod 4, a guide rod 6 is fixedly connected between the two fixing plates 2 and on both sides of the screw rod 4, the first lower clamping plate 5 is slidably clamped on the outer side of the first lower clamping plate 5, two second lower clamping plates 7 are slidably clamped on the outer side of the guide rod 6 and on one side of the first lower clamping plate 5, one side of the second lower clamping plate 7 is provided with a through hole 8, the screw rod 4 movably passes through the through hole 8, a connecting rod 9 is provided at the bottom end of the first lower clamping plate 5, the connecting rod 9 is rotatably connected to the bottom ends of the first lower clamping plate 5 and the second lower clamping plate 7 respectively, and the end of the connecting rod 9 away from the first lower clamping plate 5 is rotatably connected to the top of the exhaust table body 1.

The top end of one side of the first lower clamp plate 5 and the second lower clamp plate 7 is rotatably connected with a threaded rod 10, and the outer side of the threaded rod 10 is threadedly connected with the upper clamp plate 3, and the top end of the side of the first lower clamp plate 5 and the second lower clamp plate 7 away from the threaded rod 10 is fixedly connected with a sliding rod 11, and the upper clamp plate 3 is slidably clamped on the outer side of the sliding rod 11.

By adopting the above technical solution, the tubular workpiece is placed between the top ends of the first lower clamping plate 5 and the second lower clamping plate 7. By rotating the threaded rod 10 and using the sliding rod 11 to guide the upper clamping plate 3, the upper clamping plate 3 is driven to move downward along the outer side of the threaded rod 10, so that instruments of different diameters can be clamped and fixed.

A first adjusting knob 12 is fixedly connected to the top of the threaded rod 10 , and one end of the screw rod 4 extends to one side of the fixing plate 2 and is fixedly connected to a second adjusting knob 13 .

By adopting the above technical solution and providing the first adjusting knob 12 and the second adjusting knob 13, it is convenient to better rotate the threaded rod 10 and the screw rod 4 respectively.

An installation chamber 14 is provided inside the exhaust station body 1 , and a symmetrically distributed box door 15 is rotatably connected to one side of the installation chamber 14 .

By adopting the above technical solution and setting up the installation room 14, it is convenient to better install instruments and equipment, and by setting up the box door 15, it is convenient to open and close the installation room 14.

Support legs 16 are fixedly connected to the four corners of the bottom of the exhaust platform body 1 .

By adopting the above technical solution and providing the supporting feet 16, the device can be placed more stably.

The first lower clamping plate 5, the second lower clamping plate 7 and the opposite side of the upper clamping plate 3 are all configured to be trapezoidal surfaces.

By adopting the above technical solution, by setting the first lower clamping plate 5, the second lower clamping plate 7 and the opposite side of the upper clamping plate 3 into trapezoidal surfaces, it is convenient to better clamp and fix tubular workpieces with different diameters.

Working principle: When fixing tubular workpieces of different diameters and lengths, the second adjusting knob 13 is rotated to drive the screw rod 4 to rotate, and the first lower clamping plate 5 is guided by the guide rod 6, and the first lower clamping plate 5 is driven to move laterally along the outer side of the screw rod 4, and the two second lower clamping plates 7 are driven to move in the same direction and at the same distance by the connection of the connecting rod 9, and the distance between the first lower clamping plate 5 and the second lower clamping plate 7 is adjusted to adapt to tubular workpieces of different lengths;

Then place the tubular workpiece between the top ends of the first lower clamping plate 5 and the second lower clamping plate 7, rotate the threaded rod 10, and use the sliding rod 11 to guide the upper clamping plate 3, while driving the upper clamping plate 3 to move downward along the outer side of the threaded rod 10, so as to clamp and fix tubular workpieces of different diameters.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (6)

1. A fixing fixture for an ultra-high vacuum exhaust table, comprising an exhaust table body (1), characterized in that: the top of the exhaust table body (1) is fixedly connected with symmetrically distributed fixing plates (2), a screw rod (4) is rotatably connected between the two fixing plates (2), a first lower clamping plate (5) is threadedly connected to the outer side of the screw rod (4), a guide rod (6) is fixedly connected between the two fixing plates (2) and on both sides of the screw rod (4), the first lower clamping plate (5) is slidably clamped on the outer side of the first lower clamping plate (5), and the Two second lower clamps (7) are slidably connected to the outer side of the guide rod (6) and located on one side of the first lower clamp (5). A through hole (8) is opened on one side of the second lower clamp (7). The screw rod (4) movably passes through the through hole (8). A connecting rod (9) is provided at the bottom end of the first lower clamp (5). The connecting rod (9) is rotatably connected to the bottom ends of the first lower clamp (5) and the second lower clamp (7) respectively. The end of the connecting rod (9) away from the first lower clamp (5) is rotatably connected to the top end of the exhaust platform body (1). 2. A fixing fixture for an ultra-high vacuum exhaust table as described in claim 1, characterized in that the top end of one side of the first lower clamping plate (5) and the second lower clamping plate (7) is rotatably connected to a threaded rod (10), the outer sides of the threaded rod (10) are threadedly connected to an upper clamping plate (3), the top end of the side of the first lower clamping plate (5) and the second lower clamping plate (7) away from the threaded rod (10) is fixedly connected to a sliding rod (11), and the upper clamping plate (3) is slidably clamped on the outer side of the sliding rod (11). 3. A fixing fixture for an ultra-high vacuum exhaust table as described in claim 2, characterized in that a first adjusting knob (12) is fixedly connected to the top of the threaded rod (10), and one end of the screw rod (4) extends to one side of the fixing plate (2) and is fixedly connected to a second adjusting knob (13). 4. A fixing fixture for an ultra-high vacuum exhaust table as described in claim 1, characterized in that an installation chamber (14) is opened inside the exhaust table body (1), and a symmetrically distributed box door (15) is rotatably connected to one side of the installation chamber (14). 5. A fixing fixture for an ultra-high vacuum exhaust table as described in claim 1, characterized in that support legs (16) are fixedly connected to the four corners of the bottom end of the exhaust table body (1). 6. A fixing fixture for an ultra-high vacuum exhaust table as described in claim 1, characterized in that the first lower clamping plate (5), the second lower clamping plate (7) and the opposite side of the upper clamping plate (3) are all arranged to be trapezoidal surfaces.