CN216326728U

CN216326728U - Rapid clamping device for machining core shaft

Info

Publication number: CN216326728U
Application number: CN202123174657.4U
Authority: CN
Inventors: 周雪
Original assignee: Jiangsu China Decoration Machinery Technology Co ltd
Current assignee: Jiangsu China Decoration Machinery Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-04-19
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a quick clamping device for machining a core shaft, which comprises a clamping frame, wherein the top of the clamping frame is respectively and fixedly connected with a clamping seat and a fixed plate, the surface of the fixed plate is connected with a threaded rod through threads, one end of the threaded rod is rotatably connected with a movable plate through a bearing, the surface of the movable plate is fixedly connected with connecting blocks, guide rods are fixedly connected between the connecting blocks, the surface of each guide rod is slidably connected with a sliding block, the inner wall of each sliding block is rotatably connected with a rotating rod through a rotating shaft, and one end of each rotating rod is rotatably connected with a fixed block through a rotating shaft. According to the utility model, through the matching among the clamping seat, the fixed plate, the threaded rod and the clamping plate, the automatic adjustment can be conveniently carried out according to the thickness of the mandrel, so that the problem of instable installation caused by over thickness or over thinness of the mandrel is effectively avoided, and meanwhile, through the arrangement of the rubber pad, the surface of the mandrel is conveniently protected, so that the practicability of the device is greatly improved.

Description

Rapid clamping device for machining core shaft

Technical Field

The utility model relates to the related technical field of mandrel clamps, in particular to a rapid clamping device for mandrel machining.

Background

The core shaft is a rotary part and is mainly used for assembling with other parts, so the core shaft has certain matching precision and surface contact strength, the requirement on dimensional precision is high, the core shaft needs to be clamped and fixed before processing, and appearance inspection mainly inspects the defects of no rust spots, oil stains, obvious scratches and the like on the surface of the core shaft.

However, the prior device has the following defects in the technology:

1. the existing clamping device is inconvenient to automatically adjust according to the thickness of the mandrel, so that the problem of instable installation caused by over thickness or over thickness of the mandrel is easily caused, the surface of the mandrel is inconvenient to protect, and the practicability of the device is greatly reduced;

2. when the mandrel is compressed tightly during clamping by the conventional clamping device, the protection effect cannot be realized, so that the problem of extrusion deformation caused by too strong pressure of the mandrel is solved easily, and the stability of mandrel processing cannot be greatly guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick clamping device for machining a mandrel, and aims to solve the problem that the device cannot play a role in protection while being inconvenient to automatically adjust according to the thickness of the mandrel and compress the mandrel during clamping.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a quick clamping device is used in mandrel processing, includes the holding frame, the top of holding frame is fixedly connected with grip slipper and fixed plate respectively, there is the threaded rod surface of fixed plate through threaded connection, the one end of threaded rod is rotated through the bearing and is connected with the movable plate, the fixed surface of movable plate is connected with the connecting block, fixedly connected with guide arm between the connecting block, the sliding surface of guide arm is connected with the sliding block, the inner wall of sliding block rotates through the pivot and is connected with the dwang, the one end of dwang rotates through the pivot and is connected with the fixed block, the fixed surface of fixed block is connected with the grip block, the equal fixedly connected with rubber pad in surface of grip block and grip slipper.

Furthermore, the surface of the guide rod is respectively sleeved with a first spring and a second spring, two ends of the first spring are respectively and fixedly connected with a sliding block, and two ends of the second spring are respectively and fixedly connected with a connecting block and a sliding block.

Furthermore, a sliding groove is formed in the surface of the moving plate, a guide block is connected to the inner wall of the moving plate in a sliding mode, and the guide block is fixedly connected with the bottom of the sliding block.

Furthermore, the other end fixedly connected with of threaded rod changes the handle, change the surface of handle and seted up anti-skidding line.

Furthermore, the inner wall of the clamping frame is fixedly connected with a fixed rod, the surface of the fixed rod is connected with a sliding plate in a sliding mode, and the sliding plate is fixedly connected with the bottom of the moving plate.

Furthermore, the bottom of the clamping frame is fixedly connected with a fixing frame, and a mounting groove is formed in the surface of the fixing frame.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, through the matching among the clamping seat, the fixed plate, the threaded rod and the clamping plate, the automatic adjustment can be conveniently carried out according to the thickness of the mandrel, so that the problem of instable installation caused by over thickness or over thinness of the mandrel is effectively avoided, and meanwhile, through the arrangement of the rubber pad, the surface of the mandrel is conveniently protected, so that the practicability of the device is greatly improved.

(2) According to the utility model, under the matching of the sliding block, the rotating rod, the first spring and the second spring, the mandrel is conveniently and reliably compressed during clamping, and simultaneously is buffered, so that the problem that the mandrel is not extruded and deformed due to too strong pressure is effectively avoided, and the stability of mandrel processing is greatly ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the moving plate structure of the present invention;

fig. 4 is an enlarged view of the utility model at a in fig. 3.

In the figure: 1. a clamping frame; 2. a clamping seat; 3. a fixing plate; 4. a threaded rod; 5. moving the plate; 6. connecting blocks; 7. a guide bar; 8. a slider; 9. rotating the rod; 10. a fixed block; 11. a clamping plate; 12. a rubber pad; 13. a first spring; 14. a second spring; 15. a sliding groove; 16. a guide block; 17. turning a handle; 18. fixing the rod; 19. a sliding plate; 20. a fixing frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a fast clamping device for machining a mandrel comprises a clamping frame 1, wherein the top of the clamping frame 1 is fixedly connected with a clamping seat 2 and a fixed plate 3 respectively, the surface of the fixed plate 3 is connected with a threaded rod 4 through threads, one end of the threaded rod 4 is rotatably connected with a movable plate 5 through a bearing, the surface of the movable plate 5 is fixedly connected with a connecting block 6, a guide rod 7 is fixedly connected between the connecting blocks 6, the surface of the guide rod 7 is slidably connected with a sliding block 8, the inner wall of the sliding block 8 is rotatably connected with a rotating rod 9 through a rotating shaft, one end of the rotating rod 9 is rotatably connected with a fixed block 10 through a rotating shaft, the surface of the fixed block 10 is fixedly connected with a clamping plate 11, the surfaces of the clamping plate 11 and the clamping seat 2 are both fixedly connected with rubber pads 12, and the automatic adjustment can be conveniently carried out according to the thickness of the mandrel under the matching among the clamping seat 2, the fixed plate 3, the threaded rod 4 and the clamping plate 11, thereby effectually avoid leading to the unstable problem of installation because of the dabber is too thick or thin, simultaneously through the setting of rubber pad 12, be convenient for can play the effect of protection to the surface of dabber, and then improved the practicality of device greatly.

Specifically, first spring 13 and second spring 14 have been cup jointed respectively on the surface of guide arm 7, and fixedly connected with sliding block 8 respectively at the both ends of first spring 13, and fixed connection connecting block 6 and sliding block 8 respectively at the both ends of second spring 14 are convenient for can effectively avoid the dabber can not lead to the fact the problem of extrusion deformation because of pressure is too strong under the effect of spring force, and then guaranteed the stability of dabber processing greatly.

Specifically, sliding tray 15 has been seted up on the surface of movable plate 5, and the inner wall sliding connection of movable plate 5 has guide block 16, and guide block 16 and sliding block 8's bottom fixed connection can further improve stability when sliding block 8 removes so that more stable the removal.

Specifically, the other end fixedly connected with of threaded rod 4 changes 17, changes and has seted up anti-skidding line on 17's surface, and the person of facilitating the use can strengthen the frictional force of hand when using to it rotates threaded rod 4 to be lighter more.

Specifically, the inner wall of the clamping frame 1 is fixedly connected with a fixed rod 18, the surface of the fixed rod 18 is slidably connected with a sliding plate 19, and the sliding plate 19 is fixedly connected with the bottom of the moving plate 5, so that the moving plate 5 can be guided stably when moving, and the phenomenon of self-transmission when the moving plate 5 moves is prevented

Specifically, the bottom fixedly connected with mount 20 of holding frame 1, the mounting groove has been seted up on the surface of mount 20, is convenient for install the bottom of holding frame 1 fixed, has guaranteed the stability of holding frame 1 during operation.

The working principle of the utility model is as follows: when in use, firstly, the clamping frame 1 is convenient to be installed on a specific stable position by the arrangement of the fixing frame 20, then the core shaft to be processed is placed between the clamping seat 2 and the clamping plate 11, then the rotating handle 17 is manually rotated to drive the threaded rod 4 to rotate so as to move the movable plate 5 and simultaneously drive the clamping plate 11 to adjust, so that the automatic adjustment can be carried out according to the thickness of the core shaft, thereby effectively avoiding the problem of unstable installation caused by the excessive thickness or the excessive thickness of the core shaft, meanwhile, the surface of the core shaft is convenient to be protected by the arrangement of the rubber pad 12, the clamping plate 11 can be stably supported by the arrangement of the rotating rod 9, and then the sliding block 8 can be conveniently stably guided by the arrangement of the guide rod 7 fixed between the connecting blocks 6, when the clamping plate 11 is fixedly installed, through the setting of first spring 13 and second spring 14, when the dabber when the centre gripping is reliably compressed tightly, also obtained the buffering convenient to effectively avoided the dabber can not lead to the fact the problem of extrusion deformation because of pressure is too strong, and then guaranteed the stability of dabber processing greatly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mandrel processing is with quick clamping device which characterized in that: comprises a clamping frame (1), the top of the clamping frame (1) is respectively and fixedly connected with a clamping seat (2) and a fixing plate (3), the surface of the fixed plate (3) is connected with a threaded rod (4) through threads, one end of the threaded rod (4) is rotatably connected with a movable plate (5) through a bearing, the surface of the moving plate (5) is fixedly connected with connecting blocks (6), guide rods (7) are fixedly connected between the connecting blocks (6), the surface of the guide rod (7) is connected with a sliding block (8) in a sliding way, the inner wall of the sliding block (8) is connected with a rotating rod (9) through a rotating shaft in a rotating way, one end of the rotating rod (9) is rotatably connected with a fixed block (10) through a rotating shaft, the surface of the fixing block (10) is fixedly connected with a clamping plate (11), and the surfaces of the clamping plate (11) and the clamping base (2) are fixedly connected with rubber pads (12).

2. The quick clamping device for mandrel machining according to claim 1, wherein: the surface of guide arm (7) has cup jointed first spring (13) and second spring (14) respectively, the both ends of first spring (13) are fixedly connected with sliding block (8) respectively, the both ends of second spring (14) are fixedly connected with connecting block (6) and sliding block (8) respectively.

3. The quick clamping device for mandrel machining according to claim 1, wherein: the surface of the moving plate (5) is provided with a sliding groove (15), the inner wall of the moving plate (5) is connected with a guide block (16) in a sliding mode, and the guide block (16) is fixedly connected with the bottom of the sliding block (8).

4. The quick clamping device for mandrel machining according to claim 1, wherein: the other end fixedly connected with of threaded rod (4) changes handle (17), the surface of changeing handle (17) has seted up anti-skidding line.

5. The quick clamping device for mandrel machining according to claim 1, wherein: the inner wall of the clamping frame (1) is fixedly connected with a fixed rod (18), the surface of the fixed rod (18) is connected with a sliding plate (19) in a sliding mode, and the sliding plate (19) is fixedly connected with the bottom of the moving plate (5).

6. The quick clamping device for mandrel machining according to claim 1, wherein: the clamping device is characterized in that a fixing frame (20) is fixedly connected to the bottom of the clamping frame (1), and a mounting groove is formed in the surface of the fixing frame (20).