CN212145325U

CN212145325U - Portable centre frame

Info

Publication number: CN212145325U
Application number: CN202020494012.5U
Authority: CN
Inventors: 赵金刚
Original assignee: Lanzhou Guangcheng Electromechanical Manufacturing Co ltd
Current assignee: Lanzhou Guangcheng Electromechanical Manufacturing Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-12-15
Anticipated expiration: 2030-04-08

Abstract

The utility model relates to a portable centre frame, including last semicircle clamp and the lower semicircle clamp of carrying out articulated connection with last semicircle clamp one side, the top both sides surface of last semicircle clamp runs through and has seted up the through-hole, the top both sides of last semicircle clamp are provided with and run through and extend to the through-hole inboard and be used for carrying out the movable rod that presss from both sides tightly to the holder, still include the subassembly that pulls that can pull two movable rods simultaneously and carry out locking to the holder. This portable centre frame uses through the cooperation of concave template, haulage rope, screw thread base and threaded rod, when two movable rods downstream in top are pressed from both sides tightly the holder when needing, rotatable threaded rod to drive the haulage rope and twine in threaded rod body portion, in order to reach the decurrent pulling force of pulling the movable rod, traditional centre frame is compared to this application technical scheme, then has broken away from and has needed the staff to rotate the movable rod respectively and press from both sides tight fixed loaded down with trivial details operation to the holder.

Description

Portable centre frame

Technical Field

The utility model relates to a centre frame technical field, concretely relates to portable centre frame.

Background

With the continuous development of the times, the center frame has become an indispensable important tool in the field of machining, however, some disadvantages gradually appear in the actual use process of the conventional center frame, and the appearance of the disadvantages directly causes that the conventional center frame can not meet the high-standard use requirements in the current mechanical field, and the disadvantages of the conventional center frame are explained as follows:

traditional centre frame still adopts screw rod ejector pin motion mode to treat the cramping thing and presss from both sides tightly, however in the actual operation process of ejector pin motion, its operation process is too loaded down with trivial details, and the professional need carry out the screw thread rotation respectively in proper order to reach and treat the cramping thing and press from both sides the fixed purpose of clamp, this operating method obviously wastes time and energy, the work efficiency in the machining process of the influence of very big limit.

It follows that it is crucial to provide a portable steady rest to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a portable centre frame to solve prior art traditional centre frame and need the staff to twist the loaded down with trivial details operating problem that moves respectively to different screw rods.

The utility model discloses a following technical scheme realizes:

a portable center frame comprises an upper semicircular clamp body and a lower semicircular clamp body hinged to one side of the upper semicircular clamp body, wherein fixing support legs are arranged on two sides of the bottom end of the lower semicircular clamp body, through holes are formed in the surfaces of two sides of the top of the upper semicircular clamp body in a penetrating mode, movable rods which extend to the inner side of the through holes in a penetrating mode and are used for clamping clamped objects are arranged on two sides of the top end of the upper semicircular clamp body in a penetrating mode, and the portable center frame further comprises a traction assembly capable of simultaneously drawing the two movable rods to lock the clamped objects;

the top end of the movable rod is provided with an annular plate, the traction assembly comprises a traction rope arranged on the concave plate, a threaded base arranged on the front side of the top end of the upper semicircular clamp body and a threaded rod with threads stretching out and drawing back to the inner side of the threaded base, the other end of the traction rope is fixedly connected with the threaded rod, the threaded rod rotates and draws back to the inner side of the threaded base and can drive the movable rod to move downwards together through the traction rope so as to form a locking clamping force for a clamped object, and the threaded rod is fixed through the locking assembly after rotating so as to avoid the influence of the loosening of the threaded rod on the locking clamping force of the movable rod for the clamped;

the bottom of the lower semicircular clamp body is provided with a threaded groove, the bottom end of the lower semicircular clamp body is provided with a threaded movable rod which is provided with threads and stretches into and out of the threaded groove, the top end of the threaded movable rod is provided with a supporting plate for supporting a clamped object, the concave plate is of a hollow structure with openings at two sides, the openings at two sides of the concave plate are provided with supporting auxiliary plates in a stretching mode for increasing the supporting area of the clamped object, and the supporting auxiliary plates are fixedly connected with the concave plate through fixing pieces;

go up the semicircle clamp and pass through screw thread mechanism fixed connection with the opposite side of lower semicircle clamp, screw thread mechanism is including setting up respectively in the through-hole board of last semicircle clamp and lower semicircle clamp opposite side, running through the screw thread bolt of stretching out and drawing back in through-hole board surface through-hole inboard and the cover is located the screw thread and is tied the bottom and be used for carrying out the nut fixed to the screw thread.

Further, the bottom of movable rod is provided with through the hinge activity and is used for pressing from both sides tight fixed limiting plate to the clamp.

Further, a handle is arranged at the bottom end of the threaded movable rod.

Further, locking Assembly is including setting up in the L template of threaded rod front side and setting up in the opening frid that upper half circle clamp body top front side can supply to L template extension to accomodate, the opening frid is front side open-ended hollow structure.

Further, the L template sets up in the fixed plate of threaded rod front side and sets up in the picture peg of fixed plate one end through the hinge including fixed, the picture peg can extend to the opening frid inside through opening frid surface opening, one side of picture peg is provided with elasticity spacing key, the surface of opening frid one side is seted up two at least and is fixed in the opening frid inboard with the spacing hole of elasticity spacing key looks block, elasticity spacing key block can constitute the picture peg to the inboard in spacing hole and be fixed in the opening frid inboard.

Furthermore, the fixing part comprises at least two elastic limiting keys arranged at the bottom of the supporting auxiliary plate, limiting holes clamped with the elastic limiting keys are formed in the bottom of the concave plate, and the concave plate and the supporting auxiliary plate are fixed together by clamping the elastic limiting keys to the inner sides of the limiting holes.

Furthermore, a lifting plate is arranged at the top of the upper semicircular clamp body.

The beneficial effects of the utility model reside in that:

1. this portable centre frame, through concave template, the haulage rope, the cooperation of screw base and threaded rod is used, when two movable rods downstream in top are pressed from both sides the clamp tightly as needs, rotatable threaded rod, thereby drive the haulage rope and twine in threaded rod body portion, in order to reach the pulling force with the movable rod decurrent, from this then realize simultaneously with two movable rods to the clamp tight fixed operation of clamp, this application technical scheme traditional centre frame that compares, then broken away from and needed the staff to rotate the movable rod respectively and press from both sides the loaded down with trivial details operation of clamp tight fixed to the clamp.

2. This portable centre frame uses through the cooperation of concave template, support accessory plate and mounting, when the fastening is pressed from both sides to the thicker equipment of pipe diameter to needs, can will support the accessory plate and take out and will support the accessory plate and be connected fixedly with concave template through the mounting in concave template both sides opening to increase the support area of this device to the holder bottom, in order to reach and ensure the stability of holder at the fixed clamping in-process as far as possible.

In short, according to the technical scheme, through a coherent and compact structure, the problem that the traditional center frame needs workers to respectively screw different screws in a complex operation mode is solved, and the stability of the center frame in clamping and fastening the clamping object at regular time is further improved.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

Fig. 1 is a first perspective view of the present invention;

fig. 2 is a second perspective view of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. an upper semicircular clamp body; 2. a lower semi-circular clamp body; 3. a fixed leg; 4. a movable rod; 5. an annular plate; 6. a traction assembly; 601. a hauling rope; 602. a threaded rod; 603. a threaded base; 7. an L-shaped plate; 701. a fixing plate; 702. inserting plates; 8. a locking assembly; 801. an open slot plate; 9. a limiting plate; 10. a grip; 11. a threaded movable rod; 12. a support plate; 13. supporting the auxiliary plate; 14. a screw mechanism; 1401. a nut; 1402. a through hole plate; 1403. a threaded bolt; 15. a fixing member; 1501. elasticity spacing key.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the above description of the present invention, it should be noted that the terms "one side" and "the other side" are used for indicating the position or the positional relationship based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.

Referring to fig. 1-3, the present invention provides a technical solution: a portable center frame comprises an upper semicircular clamp body 1 and a lower semicircular clamp body 2 which is hinged with one side of the upper semicircular clamp body 1, wherein two sides of the bottom end of the lower semicircular clamp body are provided with fixed support legs 3, through holes are formed in the surfaces of two sides of the top of the upper semicircular clamp body in a penetrating mode, two sides of the top end of the upper semicircular clamp body are provided with movable rods 4 which extend to the inner sides of the through holes in a penetrating mode and are used for clamping a clamped object, and the portable center frame also comprises a traction assembly 6 which can simultaneously pull the two movable rods 4 to lock the clamped object;

the top end of the movable rod 4 is provided with an annular plate 5, the traction component 6 comprises a traction rope 601 arranged on a concave plate, a thread base 603 arranged on the front side of the top end of the upper semicircular clamp body 1 and a threaded rod 602 with threads stretching to the inner side of the thread base, the other end of the traction rope 601 is fixedly connected with the threaded rod, the threaded rod rotates and retracts to the inner side of the thread base and can drive the movable rod to move downwards together through the traction rope so as to form locking clamping force for a clamped object, the threaded rod is fixed through the locking component 8 after rotating so as to avoid the influence of the loosening of the threaded rod on the locking clamping force of the movable rod on the clamped object, when a user needs to utilize the device to clamp and fasten the clamped object, the threaded rod can be rotated forwards and extends towards the inner side of the thread base, at the moment, the traction rope pulls the two movable rods to be downward traction pulling force together until the movable rods and the, the locking assembly is used for fixing the threaded rod, when the clamped object needs to be taken out, the threaded rod can be rotated reversely to move towards the direction far away from the inner side of the threaded base, the traction rope is separated from the surface of the threaded rod and is naturally in a loose state, meanwhile, the movable rod loses downward traction pulling force, and the movable rod cannot clamp and fix the clamped object;

the bottom of the lower semicircular clamp body 2 is provided with a thread groove, the bottom end of the lower semicircular clamp body 2 is provided with a thread movable rod 11 which is provided with a thread and stretches out and draws back at the inner side of the thread groove, the top end of the thread movable rod 11 is provided with a support plate 12 for supporting a clamped object, the concave plate is of a hollow structure with two open sides, the two open sides of the concave plate are provided with support auxiliary plates 13 for increasing the support area of the clamped object in a stretching and drawing way, the support auxiliary plates are fixedly connected with the concave plate through fixing pieces 15, when the clamped object extends into the middle parts of the upper semicircular clamp body and the lower semicircular clamp body, the thread movable rod 11 is rotated, the height of the support auxiliary plates is adjusted to a proper position, the concave plate can effectively support the clamped object, when the clamped object with a larger pipe diameter is encountered, the support auxiliary plates are drawn out to support the clamped object, and the fixing pieces can fix the support auxiliary plates with the concave, the phenomenon of looseness of the supporting auxiliary plate is avoided;

the other sides of the upper semicircular clamp 1 and the lower semicircular clamp 2 are fixedly connected through a screw mechanism 14, the screw mechanism comprises a through hole plate 1402 respectively arranged on the other side of the upper semicircular clamp 1 and the lower semicircular clamp 2, a screw bolt 1403 penetrating and extending out of the inner side of the through hole plate surface through hole and a screw cap 1401 sleeved at the bottom of the screw bolt and used for fixing the screw bolt, wherein the screw cap can be rotated firstly before the clamp is clamped and fixed, the screw cap is taken out, the screw bolt can move, a user takes out the screw bolt, the upper semicircular clamp and the lower semicircular clamp are in a movable state, the upper semicircular clamp is rotated to be unfolded, the clamp is put on the top of the concave plate, then the upper semicircular clamp is rotated again until the two through hole plates are symmetrical, the screw bolt penetrates into the inner sides of the two through holes again and is screwed through the screw cap, the purpose of fixing the device is achieved, so that the phenomenon of looseness of the upper semicircular clamp body and the lower semicircular clamp body in the process of clamping and fixing the clamped object can be avoided.

The utility model discloses in: the bottom end of the movable rod 4 is provided with a limiting plate 9 used for clamping and fixing a clamped object through hinge activity, the bottom of the movable rod is further provided with a limiting plate through hinge activity, the purpose is to attach the limiting plate to the clamped object tightly through hinge activity, so that the phenomenon that the limiting plate is blocked or scrapes the clamped object when the limiting plate is attached to the clamped object tightly is avoided, and the limiting plate is in a concave shape with further reference to the attached drawings 1-3 in the specification.

The utility model discloses in: the bottom end of the threaded movable rod 11 is provided with a handle 10, and a handle is arranged at the bottom end, so that a user can conveniently hold the handle to rotate the threaded movable rod.

The utility model discloses in: locking Assembly 8 is including setting up in the L template 7 of threaded rod 602 front side and setting up in the opening frid 801 that the semicircle clamp body top front side can supply to the L template extension to accomodate, and the opening frid is front side open-ended hollow structure, and here can block into the L template inboard to the opening frid after the threaded rod rotates to finish to avoid fixing the in-process to the clamp, not hard up phenomenon appears in the threaded rod.

The utility model discloses in: the L-shaped plate 7 comprises a fixed plate 701 fixedly arranged on the front side of the threaded rod and an inserting plate 702 arranged at one end of the fixed plate through a hinge, the inserting plate can extend into the opening groove plate through an opening on the surface of the opening groove plate, one side of the inserting plate is provided with an elastic limiting key, the surface of one side of the opening groove plate is at least provided with two limiting holes clamped with the elastic limiting key, the elastic limiting key is clamped to the inner sides of the limiting holes to form the inserting plate fixed on the inner side of the opening groove plate, the L-shaped plate is arranged as the fixed plate and the inserting plate, refer to the attached drawing 1 in the specification, the inserting plate is movably connected with the fixed plate through the hinge, the inserting plate can slightly rotate in the rotation process of the threaded rod, so that the threaded rod, the inserting plate and the fixed plate are vertical as much as possible, the influence caused by the inserting plate can not occur when the traction rope is wound, and the elastic limit key is clamped to the inner side of a proper limit hole to form an L-shaped plate which is fixed with the open slot plate.

The utility model discloses in: the fixing member 15 includes at least two elastic limiting keys 1501 disposed at the bottom of the supporting auxiliary plate, the bottom of the concave plate is provided with limiting holes engaged with the elastic limiting keys, the elastic limiting keys are engaged with the inner sides of the limiting holes to form the concave plate fixed with the supporting auxiliary plate, the elastic limit keys can be clamped to the inner side of the limit hole, the phenomenon that the support plate is loosened or shaken can be avoided, at least two elastic limit keys are arranged, so that when the supporting auxiliary plate is extended to different lengths, still there is a proper elastic limit key to be clamped to the inner side of the limit hole, the elastic limit key mentioned in the present application is in the granted open utility model "a building construction simulation device based on BIM" (CN208281424U), the structure principle of the elastic limit key is disclosed, and therefore, the repeated description of the structure principle is not repeated in the application.

The utility model discloses in: the top of the upper semicircular clamp body is provided with a lifting plate, and the lifting plate can be conveniently carried by a user by referring to the attached drawings 1-3 of the specification.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a portable centre frame, includes the semicircle clamp and carries out the lower semicircle clamp of articulated connection with last semicircle clamp one side, the bottom both sides of semicircle clamp are provided with fixed stabilizer blade, its characterized in that down: the clamping device comprises an upper semicircular clamp body and a lower semicircular clamp body, wherein the surfaces of two sides of the top of the upper semicircular clamp body are provided with through holes in a penetrating manner, two sides of the top end of the upper semicircular clamp body are provided with movable rods which extend to the inner side of the through holes in a penetrating manner and are used for clamping a clamped object, and the clamping device also comprises a traction assembly which can simultaneously pull the two movable rods to lock the clamped object;

2. A portable steady rest according to claim 1, wherein: the bottom of movable rod is provided with through the hinge activity and is used for pressing from both sides tight fixed limiting plate to the clamp.

3. A portable steady rest according to claim 1, wherein: the bottom end of the thread movable rod is provided with a grip.

4. A portable steady rest according to claim 1, wherein: locking Assembly is including setting up in the L template of threaded rod front side and setting up in the opening frid that upper half circle clamp body top front side can supply to extend in the L template and accomodate, the opening frid is front side open-ended hollow structure.

5. A portable steady rest according to claim 4, wherein: the L template sets up in the fixed plate of threaded rod front side and sets up in the picture peg of fixed plate one end through the hinge including fixed, the picture peg can extend to the opening frid inside through opening frid surface opening, one side of picture peg is provided with elasticity spacing key, the surface of opening frid one side is seted up two at least and is fixed in the opening frid inboard with elasticity spacing key looks block, elasticity spacing key block can constitute the picture peg to the inboard in spacing hole and be fixed in the opening frid inboard.

6. A portable steady rest according to claim 1, wherein: the fixing piece comprises at least two elastic limiting keys arranged at the bottom of the supporting auxiliary plate, limiting holes clamped with the elastic limiting keys are formed in the bottom of the concave plate, and the concave plate can be fixed with the supporting auxiliary plate by clamping the elastic limiting keys to the inner sides of the limiting holes.

7. A portable steady rest according to claim 1, wherein: and a lifting plate is arranged at the top of the upper semicircular clamp body.