CN219444275U - Quick positioning mechanism for tool clamp - Google Patents

Abstract

The utility model relates to the technical field of tool clamps, in particular to a quick positioning mechanism for a tool clamp, which comprises a workbench, wherein the top end of the workbench is provided with a positioning groove, the bottom ends of the side walls on the front side and the rear side of the positioning groove are respectively provided with a clamping groove, positioning blocks are slidably arranged in the positioning groove, the side walls on the front side and the rear side of the positioning block are respectively connected with the side walls of the clamping groove in a sliding manner, a clamping threaded rod is rotationally arranged in the clamping groove, the positioning blocks are provided with clamping threaded holes at positions corresponding to the clamping threaded rod, the thread directions of the clamping threaded holes on the surfaces of the positioning blocks on the left side and the right side of the positioning groove are opposite, the workbench is provided with a working cavity on the right side of the positioning groove, and the clamping threaded rods and the positioning blocks are conveniently rotated through the transmission of a driving disc, so that the clamping threaded rods are driven to rotate through the transmission of a first gear and a second gear, and the positioning blocks are driven to move in opposite directions, and thus workpieces are conveniently clamped and positioned.

Description

Quick positioning mechanism for tool clamp

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a quick positioning mechanism for a tool clamp.

Background

The fixture is a process device for rapidly fastening workpieces during processing to enable a machine tool, a cutter and the workpieces to keep correct relative positions, and the fixture is needed during mechanical work of some machine tools, but most fixtures on the market are easy to be loosened due to the influence of external force in the clamping process, so that the clamping effect of the fixture is affected.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a quick positioning mechanism for a tool clamp.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a quick positioning mechanism for frock clamp, includes the workstation, the workstation top sets up the constant head tank, both sides lateral wall bottom sets up the centre gripping groove respectively around the constant head tank, the back sliding arrangement locating piece in the constant head tank, both sides lateral wall sets up centre gripping groove lateral wall sliding connection respectively around the locating piece, the centre gripping inslot rotation sets up the centre gripping threaded rod, the locating piece corresponds the position with the centre gripping threaded rod and sets up the centre gripping screw hole, is located the centre gripping screw hole screw thread opposite direction on locating piece surface of constant head tank left and right sides, the workstation is located the constant head tank right side and sets up the work cavity, work cavity left side lateral wall and centre gripping threaded rod correspond the position and rotate and set up the second gear, be located the rotation between the second gear and set up first gear, first gear meshes with the second gear, work cavity right side wall sets up the drive hole, first gear right side wall sets up the actuating post with the position corresponding to the drive hole, the drive post right-hand member stretches out the workstation with the centre gripping threaded rod, the drive left side wall sets up the drive post right side wall, drive post right side end and drive groove bottom of tank fixed connection.

In order to facilitate limiting a driving disc and prevent the driving disc from rotating under the action of external force to influence the positioning effect, the utility model is improved in that the limiting device comprises a limiting block, a limiting spring and a limiting rod, wherein the surface of the limiting block is provided with a limiting hole, the limiting block is sleeved on the surface of a driving column through the limiting hole, the surface of the limiting block is in sliding connection with the side wall of a driving groove, the side walls of the front side and the rear side of the driving groove are respectively provided with a limiting through hole, the side wall of the limiting block is provided with the limiting rod at the position corresponding to the limiting through hole, one end of the limiting rod, far away from the limiting block, penetrates through the limiting through hole to extend out of the driving disc, the side wall of the right side of the workbench is provided with the limiting groove corresponding to the driving hole, the limiting groove is matched with the limiting block, the limiting spring is arranged between the limiting block and the bottom of the driving groove, and the limiting block adopts a regular polygon shape.

In order to facilitate manual control of the limiting rod to move, the utility model is improved in that a driving block is arranged at one end of the limiting rod, which is far away from the limiting block.

In order to facilitate the improvement of the stability of the workbench in the working process, the utility model is improved in that the bottom end of the workbench is provided with supporting legs.

In order to facilitate the improvement of the clamping effect of the positioning block on the workpiece, the utility model is improved in that the side wall of one side of the positioning block, which is close to the positioning groove, is provided with a clamping groove.

(III) beneficial effects

Compared with the prior art, the utility model provides a quick positioning mechanism for a fixture, which has the following beneficial effects:

this frock clamp is with quick positioning mechanism, through the setting of centre gripping threaded rod and locating piece, be convenient for through the rotation of driving disk to drive the centre gripping threaded rod through the conduction of first gear and second gear and rotate, thereby drive the locating piece and carry out the removal of relative direction, thereby be convenient for carry out centre gripping location to the work piece. Through stop device's setting, be convenient for carry out spacingly to the driving disk to prevent that the driving disk from rotating and influencing the location effect under the exogenic action.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present utility model;

fig. 4 is a schematic perspective view of a limiting device according to the present utility model.

In the figure: 1. a work table; 2. a positioning block; 3. clamping the threaded rod; 4. a second gear; 5. a first gear; 6. a drive column; 7. a drive plate; 8. a limiting block; 9. a limit spring; 10. a limit rod; 11. a driving block; 12. and (5) supporting legs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a quick positioning mechanism for a fixture, which comprises a workbench 1, the top of the workbench 1 is provided with a positioning groove, clamping grooves are respectively formed in the bottom ends of the side walls on the front side and the rear side of the positioning groove, a positioning block 2 is slidably arranged in the positioning groove, the side walls on the front side and the rear side of the positioning block 2 are respectively connected with the side walls of the clamping groove, a clamping threaded rod 3 is rotationally arranged in the clamping groove, clamping threaded holes are formed in the positions, corresponding to the clamping threaded rod 3, of the positioning block 2, the threads of the clamping threaded holes on the surfaces of the positioning block 2 on the left side and the right side of the positioning groove are opposite, the workbench 1 is located on the right side of the positioning groove and is provided with a working cavity, a first gear 5 is rotatably arranged between the side wall on the left side of the working cavity and the clamping threaded rod 3, the first gear 5 is meshed with the second gear 4, a driving post 6 is arranged at the position, corresponding to the right side wall of the first gear 5, the driving post 6 passes through the driving hole and extends out of the workbench 1, the driving plate 7 is arranged on the right side of the working cavity, and the driving plate is connected with the driving plate is fixedly arranged on the bottom of the driving plate, and the driving plate is connected with the driving plate. When the clamping device is used, an operator prevents a workpiece from being positioned in the positioning groove and between the positioning blocks 2, and then the operator controls the driving disc 7 to rotate, so that the clamping threaded rod 3 is driven to rotate in the same direction through the conduction of the first gear 5 and the second gear 4, the positioning blocks 2 are driven to move relatively through the cooperation of the clamping threaded rod 3 and the clamping threaded holes, and the workpiece is clamped and positioned.

The drive disk 7 rotates easily under the exogenic action and influences the positioning effect in the use, therefore, stop device includes stopper 8, spacing spring 9 and gag lever post 10, stopper 8 surface sets up spacing hole, stopper 8 passes through spacing hole suit at drive post 6 surface, stopper 8 surface and drive slot lateral wall sliding connection, both sides lateral wall sets up spacing through-hole respectively around the drive slot, stopper 8 lateral wall sets up gag lever post 10 with spacing through-hole corresponding position, stopper 8 one end is kept away from to gag lever post 10 and passes spacing through-hole and stretch out drive disk 7, workstation 1 right side lateral wall sets up the spacing groove with the drive hole corresponding position, spacing groove and stopper 8 looks adaptation, set up spacing spring 9 between stopper 8 and the drive groove tank bottom, stopper 8 adopts regular polygon shape, and operating personnel pulls gag lever post 10 to make stopper 8 retract in the drive groove, later operating personnel control drive disk 7 rotates, after carrying out the centre gripping location to the work piece, operating personnel unclamp stopper 8, thereby make stopper 8 left end stretch into in the spacing inslot under spacing spring 9's effect, thereby be convenient for drive disk 7 is driven to the effect under the drive disk 7 and prevent to influence positioning effect.

The manual control of the limiting rod 10 is inconvenient in the use process, and for this reason, the limiting rod 10 is far away from the limiting block 8 and one end is provided with a driving block 11, so that the manual control of the limiting rod 10 is convenient for moving.

The workbench 1 is easy to shake in the working process, and for this purpose, the bottom end of the workbench 1 is provided with supporting legs 12, so that the stability of the workbench 1 in the working process is conveniently improved.

The side wall of the positioning block 2, which is close to one side of the positioning groove, is provided with a clamping groove, so that the clamping effect of the positioning block 2 on a workpiece is improved.

In the description herein, it should be noted that the terms "coupled," "connected," and "connected," should be construed broadly, and may be either permanently connected, detachably connected, or integrally connected, for example, unless otherwise specifically indicated and defined; the connection may be mechanical connection, electrical connection, direct connection, or indirect connection via an intermediary. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In this description, it should be noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a frock clamp is with quick positioning mechanism, includes workstation (1), its characterized in that: the utility model provides a workstation (1) top sets up the constant head tank, both sides lateral wall bottom sets up the centre gripping groove respectively around the constant head tank, the interior sliding arrangement of constant head tank sets up locating piece (2), both sides lateral wall sets up centre gripping threaded rod (3) with centre gripping groove lateral wall sliding connection respectively around locating piece (2), locating piece (2) correspond the position with centre gripping threaded rod (3) and set up the centre gripping screw hole, are located the centre gripping screw hole screw thread opposite direction on locating piece (2) surface of constant head tank left and right sides, workstation (1) are located the constant head tank right side and set up the working cavity, the working cavity left side lateral wall corresponds the position rotation with centre gripping threaded rod (3) and sets up second gear (4), be located in the working cavity and rotate between second gear (4) and set up first gear (5), first gear (5) mesh with second gear (4), working cavity right side lateral wall sets up the drive hole, first gear (5) right side lateral wall corresponds the position with the drive hole and sets up actuating post (6), actuating post (6) right-hand member holds and passes drive hole (1), workstation (7) stretch out drive plate (7), actuating device sets up drive plate (7) bottom of the tank, actuating device right side wall (7).

2. The quick positioning mechanism for a tool fixture according to claim 1, wherein: limiting device includes stopper (8), spacing spring (9) and gag lever post (10), stopper (8) surface sets up spacing hole, stopper (8) are through spacing hole suit at drive post (6) surface, stopper (8) surface and drive groove lateral wall sliding connection, both sides lateral wall sets up spacing through-hole respectively around the drive groove, stopper (8) lateral wall corresponds the position with spacing through-hole and sets up gag lever post (10), stopper (8) one end is kept away from to gag lever post (10) and spacing through-hole stretches out driving disk (7), workstation (1) right side lateral wall corresponds the position with the drive hole and sets up the spacing groove, spacing groove and stopper (8) looks adaptation, set up spacing spring (9) between stopper (8) and the drive groove tank bottom, stopper (8) adopt regular polygon shape.

3. The quick positioning mechanism for a tool fixture according to claim 2, wherein: one end of the limiting rod (10) far away from the limiting block (8) is provided with a driving block (11).

4. A quick positioning mechanism for a tool holder according to claim 3, wherein: the bottom end of the workbench (1) is provided with supporting legs (12).

5. The quick positioning mechanism for a tool clamp according to claim 4, wherein: the side wall of one side of the positioning block (2) close to the positioning groove is provided with a clamping groove.