CN213969060U - Chuck with high clamping capacity - Google Patents

Abstract

The utility model relates to the technical field of chuck equipment, and discloses a chuck with high clamping capability, which solves the problems of inconvenient disassembly and installation and poor clamping capability of the chuck in the current market, and comprises a chuck body, wherein the upper surface of the chuck body is provided with one end of a through hole, and the other end of the through hole extends to the inner wall of the top surface of a connecting groove, the connecting groove is arranged on the outer wall of the bottom surface of the chuck body, the inner side wall of the connecting groove is provided with a thread groove, the outer side wall of the chuck body is provided with a groove A, the inner side wall of the groove A is detachably connected with a supporting plate through a bolt A, the upper surface of the supporting plate is provided with a groove B, and the inner side wall of the groove B is provided with an electric hydraulic machine, the inner side wall of the electric hydraulic machine is slidably connected with one end of a pressure rod, the utility model has the advantages of convenient assembly and maintenance and high clamping capability, the device has simple structure and strong practicability, and is suitable for wide popularization and use.

Description

Chuck with high clamping capacity

Technical Field

The utility model belongs to the technical field of chuck equipment, specifically be a chuck with high clamping capacity.

Background

Chucks are mechanical devices used to clamp workpieces on machine tools. The machine tool accessory clamps and positions a workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body. The chuck generally comprises a chuck body, movable jaws and a jaw driving mechanism 3. The diameter of the chuck body is 65 mm at least and can reach 1500 mm at most, and a through hole is formed in the center of the chuck body so as to facilitate the workpiece or bar stock to pass through; the back part is provided with a cylindrical or short conical structure and is connected with the end part of a main shaft of the machine tool directly or through a flange plate. Chucks are commonly used in lathes, cylindrical grinders and internal grinders, and may also be used in conjunction with various indexing devices for milling and drilling machines.

1. The chuck in the current market generally has the problem of inconvenient disassembly and assembly, so that the use, maintenance speed and efficiency of the chuck are seriously influenced; 2. the chuck in the existing market mostly has the problem of poor clamping capability, and meanwhile, the chuck of the clamping device is easy to damage and not easy to replace, so that the service life of the chuck is seriously influenced.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a chuck with high clamping capacity, the effectual chuck ubiquitous of having solved on the existing market dismantles with the installation inconvenient and the most relatively poor problem of clamping capacity that exists.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chuck with high clamping ability, includes the disk body, the one end of through-hole is seted up to the disk body upper surface, just the other end of through-hole extends to spread groove top surface inner wall, the spread groove is seted up at disk body bottom surface outer wall, just the thread groove has been seted up to the spread groove inside wall, disk body lateral wall is seted up fluted A, just recess A inside wall can be dismantled through bolt A and is connected with the backup pad, the backup pad upper surface is seted up fluted B, just recess B inside wall is provided with the electric hydraulic machine, electric hydraulic machine inside wall sliding connection has the one end of depression bar, just the other end of depression bar runs through the slide opening and extends to inside the through-hole.

Preferably, a slot is formed in one end of the pressing rod, a clamping plate is connected to the inner side wall of the slot in an embedded mode, one end of a fastening bolt is inserted into the upper surface of the pressing rod in an inserted mode, and the other end of the fastening bolt penetrates through the clamping plate and extends to the outer wall of the bottom face of the pressing rod.

Preferably, the outer surface of the clamping plate is provided with a plurality of clamping grooves, and the number of the fastening bolts is multiple.

Preferably, the connecting plates are detachably connected between the outer wall of the bottom surface of the supporting plate and the inner side wall of the groove A through bolts B, and the number of the supporting plates is multiple.

Preferably, the outer wall of the bottom surface of the groove A is provided with one end of a connecting hole, and the other end of the connecting hole extends into the connecting groove.

Preferably, a power supply signal input end of the electric hydraulic machine is in telecommunication connection with a signal output end of an external power supply, and a control signal input end of the electric hydraulic machine is in telecommunication connection with a signal output end of an external controller.

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

1) in operation, thereby at first along the rotatory disk body of thread groove can carry out threaded connection between disk body and the organism, and then can go deep into the organism inside the spread groove, thereby the rethread can be connected with dismantling between disk body and the machine along connecting hole cooperation fastener, thereby can dismantle through swivel bolt A and can dismantle between backup pad and the disk body and be connected, thereby rethread swivel bolt B can with the connecting plate respectively with the backup pad with the disk body between dismantle the connection, the effectual installation and the maintenance that has realized the chuck are convenient, the problem of the chuck ubiquitous on the existing market dismantlement and installation inconvenience is solved, the effectual use and the maintenance speed and the efficiency that have improved the chuck.

2) In operation, at first insert the cardboard along the slot and rotatory fastening bolt thereby can dismantle the connection between cardboard and the depression bar, rethread switch on the power and control the operation of electric hydraulic press, thereby can drive the depression bar and slide along the slide opening inside wall is flexible in its inside wall slip by the operation of electric hydraulic press, and then can drive the cardboard and treat along the draw-in groove and press from both sides tight operation, meanwhile under the mating reaction of a plurality of electric hydraulic presses effectual realization device has higher clamping capacity, the problem that the clamping capacity is relatively poor is mostly existed to the chuck on the existing market has been solved, clamping device's cardboard is dismantled and is installed conveniently simultaneously, the effectual life who improves the chuck.

Drawings

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

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

FIG. 2 is a schematic sectional view of the base structure of the present invention;

FIG. 3 is a schematic sectional view of the slot structure of the present invention;

FIG. 4 is a schematic view of the slide hole structure of the present invention;

in the figure: 1. a tray body; 2. a through hole; 3. a support plate; 4. connecting holes; 5. an electric hydraulic press; 6. a pressure lever; 7. a bolt A; 8. clamping a plate; 9. connecting grooves; 10. a thread groove; 11. a bolt B; 12. a slide hole; 13. a groove B; 14. a connecting plate; 15. a groove A; 16. a slot; 17. fastening bolts; 18. a clamping groove.

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 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 first embodiment, as shown in fig. 1-4, the utility model comprises a tray body 1, wherein one end of a through hole 2 is provided on the upper surface of the tray body 1, and the other end of the through hole 2 extends to the inner wall of the top surface of a connecting groove 9, the connecting groove 9 is provided on the outer wall of the bottom surface of the tray body 1, and a thread groove 10 is provided on the inner wall of the connecting groove 9, the outer wall of the tray body 1 is provided with a groove a15, and the inner wall of the groove a15 is detachably connected with a supporting plate 3 by a bolt a7, the upper surface of the supporting plate 3 is provided with a groove B13, and the inner wall of the groove B13 is provided with an electric hydraulic press 5, the inner wall of the electric hydraulic press 5 is slidably connected with one end of a press rod 6, and the other end of the press rod 6 penetrates through a sliding hole 12 and extends, and then the clamping plate 8 can be driven to clamp the object to be clamped along the clamping groove 18.

Referring to fig. 1, 3 and 4, a slot 16 is formed in one end of the pressing rod 6, a clamping plate 8 is connected to the inner side wall of the slot 16 in an embedded mode, one end of a fastening bolt 17 is inserted into the upper surface of the pressing rod 6, the other end of the fastening bolt 17 penetrates through the clamping plate 8 and extends to the outer wall of the bottom surface of the pressing rod 6, and the clamping plate 8 is inserted into the slot 16 and the fastening bolt 17 is rotated, so that the clamping plate 8 and the pressing rod 6 can be detachably connected.

Referring to fig. 1 and 3, the outer surface of the clamping plate 8 is provided with a plurality of clamping grooves 18, and the number of the fastening bolts 17 is multiple, so that the device has high clamping capability under the cooperation of a plurality of electric hydraulic machines 5.

Referring to fig. 1 and 2, the connecting plate 14 is detachably connected between the outer wall of the bottom surface of the supporting plate 3 and the inner wall of the groove a15 through a bolt B11, the number of the supporting plates 3 is multiple, the bolt a7 is rotated to detachably connect the supporting plate 3 and the tray body 1, and the bolt B11 is rotated to detachably connect the connecting plate 14 with the supporting plate 3 and the tray body 1.

Referring to fig. 1 and 2, the outer wall of the bottom surface of the groove a15 is provided with one end of a connecting hole 4, and the other end of the connecting hole 4 extends into the connecting groove 9, so that the tray body 1 and the machine body can be detachably connected by fitting a fastener along the connecting hole 4.

Referring to fig. 1 and 2, a power signal input end of the hydraulic motor-driven machine 5 is in telecommunication connection with a signal output end of an external power supply, a control signal input end of the hydraulic motor-driven machine 5 is in telecommunication connection with a signal output end of an external controller, and the plurality of hydraulic motor-driven machines 5 can be controlled to operate by switching on the power supply and controlling the external controller, so that the operation is convenient and fast to control, and the safety is excellent.

The specific model of the electric hydraulic machine 5 can be an RA350 series electric hydraulic telescopic rod.

The working principle is as follows: during operation, firstly, the disk body 1 is rotated along the thread groove 10 so as to be in threaded connection with the machine body, the machine body can be inserted into the connecting groove 9, then the disk body 1 and the machine body can be detachably connected by matching fasteners along the connecting holes 4, then the supporting plate 3 and the disk body 1 can be detachably connected by rotating the bolt A7, then the connecting plate 14 can be detachably connected with the supporting plate 3 and the disk body 1 respectively by rotating the bolt B11, the installation and maintenance of the chuck are effectively realized conveniently, then the clamping plate 8 is inserted along the slot 16 and the fastening bolt 17 is rotated so as to detachably connect the clamping plate 8 and the pressure lever 6, then the power is switched on and the operation of the electric hydraulic machine 5 is controlled, the operation of the electric hydraulic machine 5 can drive the pressure lever 6 to slide on the inner side wall of the clamping plate so as to drive the pressure lever 6 to slide along the inner side wall of the sliding hole 12, and then can drive cardboard 8 and press from both sides tight operation along draw-in groove 18 and treat the clamp, simultaneously effectual realized that the device has higher clamping capacity under the mating action of a plurality of hydraulic motor 5.

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.

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 (6)

1. A chuck with high clamping capacity, comprising a body (1), characterized in that: the one end of through-hole (2) is seted up to disk body (1) upper surface, just the other end of through-hole (2) extends to spread groove (9) top surface inner wall, set up at disk body (1) bottom surface outer wall in spread groove (9), just thread groove (10) have been seted up to spread groove (9) inside wall, recess A (15) have been seted up to disk body (1) lateral wall, just recess A (15) inside wall can be dismantled through bolt A (7) and be connected with backup pad (3), backup pad (3) upper surface is seted up fluted B (13), just recess B (13) inside wall is provided with electric hydraulic machine (5), electric hydraulic machine (5) inside wall sliding connection has the one end of depression bar (6), just the other end of depression bar (6) runs through slide opening (12) and extends to inside through-hole (2).

2. A chuck having a high clamping capability as set forth in claim 1, wherein: slot (16) have been seted up to the one end of depression bar (6), just slot (16) inside wall gomphosis is connected with cardboard (8), the one end that has fastening bolt (17) is pegged graft to depression bar (6) upper surface, just the other end of fastening bolt (17) runs through cardboard (8) and extends to depression bar (6) bottom surface outer wall.

3. A chuck having a high clamping capability as set forth in claim 2, wherein: the outer surface of the clamping plate (8) is provided with clamping grooves (18), and the number of the fastening bolts (17) is multiple.

4. A chuck having a high clamping capability as set forth in claim 1, wherein: the supporting plate is characterized in that a connecting plate (14) is detachably connected between the outer wall of the bottom surface of the supporting plate (3) and the inner side wall of the groove A (15) through a bolt B (11), and the number of the supporting plates (3) is multiple.

5. A chuck having a high clamping capability as set forth in claim 1, wherein: one end of the connecting hole (4) is formed in the outer wall of the bottom face of the groove A (15), and the other end of the connecting hole (4) extends into the connecting groove (9).

6. A chuck having a high clamping capability as set forth in claim 1, wherein: the power supply signal input end of the electric hydraulic machine (5) is in telecommunication connection with the signal output end of an external power supply, and the control signal input end of the electric hydraulic machine (5) is in telecommunication connection with the signal output end of an external controller.

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