CN212832539U

CN212832539U - Novel jack

Info

Publication number: CN212832539U
Application number: CN202021493523.1U
Authority: CN
Inventors: 程世鹏; 郭晓飞; 牟永祥
Original assignee: Yantai Fusheng Automobile Technology Co ltd
Current assignee: Yantai Fusheng Automobile Technology Co ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-03-30
Anticipated expiration: 2030-07-25

Abstract

The utility model discloses a novel jack, including base, clamping nut and crew cut clamp splice, first screw hole has been seted up to the inside of base, the inside fixed mounting of base has the connecting rod, one side fixed mounting that inner wall of the base was kept away from to the connecting rod has the spacing ring, the third screw hole has been seted up to the inside of spacing ring, the second screw hole has been seted up to clamping nut's inside, the bottom fixed mounting of crew cut clamp splice has the threaded rod, the threaded rod is kept away from one end screw that the crew cut clamp splice articulates there is the stopper. The workpiece is clamped and fixed through the clamping nut and the flat clamping block to determine main positioning, when the workpiece product is tested, after the main positioning is determined, the auxiliary positioning of other parts is supported by the top surface of the flat clamping block, the supporting, positioning and fastening effects on the workpiece product are improved, the workpiece product is simple to support, position and fix, and errors exist in a test result.

Description

Novel jack

Technical Field

The utility model belongs to the technical field of the jack, concretely relates to novel jack.

Background

A screw jack is a common mechanical jack. Compared with a hydraulic jack, the screw jack is simple in structure and convenient to use. At present, novel screw jacks such as electric screw jacks, pneumatic screw jacks, multistage adjustable screw jacks and the like have been developed.

When an existing screw jack tests a workpiece product in a three-coordinate mode, the supporting, positioning and fastening of the workpiece product are not provided with a standard and unified scheme, so that the supporting, positioning and fastening effects of the workpiece product are poor, the workpiece product is difficult to support, position and fix, the test of the workpiece product is influenced, errors exist in a test result, and the output of a workpiece is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel jack to propose current jack in solving above-mentioned background art in the use, because support, location and the fastening to the finished piece product do not have standard and unified scheme at present, it is poor to send the finished piece product to support, fix a position and fastening effect, supports, fixes a position and fixed finished piece product difficulty, thereby the influence is to the test of finished piece product, leads to the test result to have the problem of error and the output of influence work piece.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel jack, includes base, clamping nut and crew cut clamp splice, first screw hole has been seted up to the inside of base, the inside fixed mounting of base has the connecting rod, one side fixed mounting that the base inner wall was kept away from to the connecting rod has the spacing ring, the third screw hole has been seted up to the inside of spacing ring, the second screw hole has been seted up to clamping nut's inside, the bottom fixed mounting of crew cut clamp splice has the threaded rod, the threaded rod is kept away from one end screw thread of crew cut clamp splice and is articulated to have the stopper.

Preferably, the specification and size of the first threaded hole are matched with the specification and size of the threaded rod, the threaded rod is hinged inside the first threaded hole in a threaded mode, and a circular hole is formed in the bottom of the base.

Preferably, the specification and size of the second threaded hole are matched with those of the threaded rod, the threaded rod is in threaded hinge connection with the inner portion of the second threaded hole, and the clamping nut is located between the base and the flat clamping block.

Preferably, the specification and size of the third threaded hole are matched with the specification and size of the threaded rod, the threaded rod is hinged inside the second threaded hole in a threaded mode, and the limiting block is located below the limiting ring.

Preferably, the clamping surface of the clamping nut is fixedly provided with a first protection pad, the bottom of the flat-head clamping block is fixedly provided with a second protection pad, and the top of the flat-head clamping block is fixedly provided with a third protection pad.

Preferably, four rectangular grooves are formed in the top of the flat-head clamping block, the four rectangular grooves are symmetrically distributed in the top of the flat-head clamping block in a rectangular mode, and balls are movably mounted in the four rectangular grooves.

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

clamping and fixing the workpiece by a clamping nut and a flat clamping block to determine the main positioning, wherein if the measured workpiece product has a large hole in the middle and a nearly horizontal plane is arranged on the boundary of the large hole; fastening the small plane on the jack by using a clamping nut and the bottom surface of the flat head end of the flat head clamping block, wherein the small plane is the main positioning when the workpiece product is tested, and if the measured workpiece product has no big hole in the middle or has no plane close to the horizontal plane on the border of the big hole; when the product is tested, after the main positioning is determined, the auxiliary positioning of other parts adopts the top surfaces of the flat clamping blocks to realize supporting, improve the supporting, positioning and fastening effects on the product, the supporting, positioning and fixing of the product are simple, and the error of the test result is reduced.

Drawings

Fig. 1 is a schematic view of the three-dimensional appearance structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional appearance structure of the base of the present invention;

FIG. 3 is a schematic view of the sectional structure of the base according to the present invention;

fig. 4 is a schematic view of the three-dimensional appearance structure of the clamping nut of the present invention;

fig. 5 is a schematic view of the three-dimensional appearance structure of the flat head screw of the present invention.

In the figure: 1. a base; 2. clamping the nut; 3. a flat head clamping block; 4. a threaded rod; 5. a rectangular groove; 6. a ball bearing; 7. a third protection pad; 8. a second protective pad; 9. a first protective pad; 10. a connecting rod; 11. a limiting ring; 12. a circular hole; 13. a third threaded hole; 14. a first threaded hole; 15. a second threaded hole; 16. and a limiting block.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a novel jack, including base 1, clamping nut 2 and flat head clamp splice 3, first screw hole 14 has been seted up to base 1's inside, base 1's inside fixed mounting has connecting rod 10, one side fixed mounting that base 1 inner wall was kept away from to connecting rod 10 has spacing ring 11, third screw hole 13 has been seted up to spacing ring 11's inside, second screw hole 15 has been seted up to clamping nut 2's inside, flat head clamp splice 3's bottom fixed mounting has threaded rod 4, threaded rod 4 keeps away from that the one end screw thread of flat head clamp splice 3 articulates there is stopper 16.

In this embodiment, the clamping nut 2 is first installed on the outer side of the threaded rod 4 through the second threaded hole 15, then the base 1 is installed on the outer side of the threaded rod 4 through the first threaded hole 14, then the workpiece is clamped and fixed through the clamping nut 2 and the flat clamp 3 to determine the main positioning, if the measured workpiece product has a large hole in the middle and a nearly horizontal plane on the boundary of the large hole, the small plane is fastened to the jack by the bottom surfaces of the clamping nut 2 and the flat clamp 3, which is the main positioning in the case of testing the workpiece product, if the measured workpiece product has no large hole in the middle or no nearly horizontal plane on the boundary of the large hole, a nearly horizontal small plane on the periphery of the workpiece product is fastened to the jack by the bottom surfaces of the clamping nut 2 and the flat clamp 3, which is the main positioning in the case of testing the workpiece product, when the product of the workpiece is tested, after the main positioning is determined, the auxiliary positioning of other parts is realized by the top surface of the flat clamping block 3.

Specifically, the specification and size of first screw hole 14 and the specification and size looks adaptation of threaded rod 4, and threaded rod 4 threaded joint is in the inside of first screw hole 14, and circular port 12 has been seted up to the bottom of base 1.

In this embodiment, the base 1 can be installed outside the threaded rod 4 through the first threaded hole 14, the base 1 serves as a support device, and the circular hole 12 serves as a convenient location of the limiting block 16 at the bottom end of the threaded rod 4.

Specifically, the specification and the size of the second threaded hole 15 are matched with those of the threaded rod 4, the threaded rod 4 is hinged inside the second threaded hole 15 in a threaded mode, and the clamping nut 2 is located between the base 1 and the flat clamp block 3.

In this embodiment, the clamping nut 2 can be mounted on the outer side of the threaded rod 4 through the second threaded hole 15, and the distance between the clamping nut 2 and the flat clamping block 3 can be adjusted by screwing the clamping nut 2.

Specifically, the specification and size of the third threaded hole 13 are matched with the specification and size of the threaded rod 4, the threaded rod 4 is hinged inside the third threaded hole 13 in a threaded mode, and the limiting block 16 is located below the limiting ring 11.

In this embodiment, the limiting ring 11 can be installed outside the threaded rod 4 through the third threaded hole 13, and the limiting block 16 is used for preventing the threaded rod 4 from being disengaged from the inside of the base 1.

Specifically, a first protection pad 9 is fixedly mounted on a clamping surface of the clamping nut 2, a second protection pad 8 is fixedly mounted at the bottom of the flat clamping block 3, and a third protection pad 7 is fixedly mounted at the top of the flat clamping block 3.

In this embodiment, the first protection pad 9 and the second protection pad 8 are used for preventing the clamping nut 2 and the flat clamping block 3 from damaging the workpiece when clamping the workpiece, and the third protection pad 7 is used for preventing the top of the flat clamping block 3 from damaging the workpiece when performing auxiliary positioning support on the workpiece.

Specifically, four rectangular channels 5 have been seted up at the top of crew cut clamp block 3, and four rectangular channels 5 are rectangle symmetric distribution at the top of crew cut clamp block 3, and the equal movable mounting in inside of four rectangular channels 5 has ball 6.

In this embodiment, the balls 6 are used for facilitating the movement of the jack when the position of the workpiece is mistakenly positioned and supported by the top of the flat clamping block 3.

The utility model discloses a theory of operation and use flow: firstly, the clamping nut 2 is arranged on the outer side of the threaded rod 4 through the second threaded hole 15, then the base 1 is arranged on the outer side of the threaded rod 4 through the first threaded hole 14, then the workpiece is clamped and fixed through the clamping nut 2 and the flat clamping block 3 to determine the main positioning, if the measured workpiece product has a large hole in the middle and a plane close to the horizontal plane on the boundary of the large hole, the small plane can be fixed on a jack by screwing the clamping nut 2 to adjust the distance between the clamping nut 2 and the flat clamping block 3, the workpiece is fastened on the jack by using the bottom surfaces of the clamping nut 2 and the flat clamping block 3, the first protective pad 9 and the second protective pad 8 are used for preventing the clamping nut 2 and the flat clamping block 3 from damaging the workpiece when clamping the workpiece, the main positioning when testing the workpiece product, if the measured workpiece product has no large hole in the middle, or no plane close to the horizontal is arranged on the boundary of the large hole, a certain small plane close to the horizontal on the periphery of the product can be fixed on a jack by screwing the clamping nut 2, the distance between the clamping nut 2 and the flat clamping block 3 is adjusted, the bottom surfaces of the clamping nut 2 and the flat clamping block 3 are used for fastening the product on the jack, the first protective pad 9 and the second protective pad 8 are used for preventing the clamping nut 2 and the flat clamping block 3 from damaging the product when clamping the product, the main positioning is used for testing the product, when the product is tested, after the main positioning is determined, the auxiliary positioning of other parts is supported by the top surface of the flat clamping block 3, and the third protective pad 7 is used for preventing the top of the flat clamping block 3 from damaging the product when performing auxiliary positioning support on the product.

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 utility model provides a novel jack, includes base (1), clamping nut (2) and crew cut clamp splice (3), its characterized in that: first screw hole (14) have been seted up to the inside of base (1), the inside fixed mounting of base (1) has connecting rod (10), one side fixed mounting that base (1) inner wall was kept away from in connecting rod (10) has spacing ring (11), third screw hole (13) have been seted up to the inside of spacing ring (11), second screw hole (15) have been seted up to the inside of clamping nut (2), the bottom fixed mounting of flat head clamp splice (3) has threaded rod (4), the one end screw thread that flat head clamp splice (3) was kept away from in threaded rod (4) articulates there is stopper (16).

2. A novel jack as claimed in claim 1 wherein: the specification and size of first screw hole (14) and the specification and size looks adaptation of threaded rod (4), and threaded rod (4) screw joint is in the inside of first screw hole (14), circular port (12) have been seted up to the bottom of base (1).

3. A novel jack as claimed in claim 1 wherein: the specification and size of the second threaded hole (15) are matched with the specification and size of the threaded rod (4), the threaded rod (4) is hinged in the second threaded hole (15) in a threaded mode, and the clamping nut (2) is located between the base (1) and the flat clamping block (3).

4. A novel jack as claimed in claim 1 wherein: the specification and size of third screw hole (13) and the specification and size looks adaptation of threaded rod (4), and threaded rod (4) screw thread articulates in the inside of third screw hole (13), stopper (16) are located the below of spacing ring (11).

5. A novel jack as claimed in claim 1 wherein: the clamping surface fixed mounting of clamp nut (2) has first protection pad (9), the bottom fixed mounting of crew cut clamp splice (3) has second protection pad (8), the top fixed mounting of crew cut clamp splice (3) has third protection pad (7).

6. A novel jack as claimed in claim 1 wherein: four rectangular channels (5) are formed in the top of the flat-head clamping block (3), the four rectangular channels (5) are symmetrically distributed on the top of the flat-head clamping block (3) in a rectangular mode, and balls (6) are movably mounted in the four rectangular channels (5).