CN219235049U - Improved structure of quick-change base for vice - Google Patents

Abstract

The utility model discloses an improved structure of a quick-change base of a vice, which comprises a base body, a quick-change connector, a movable block group and a central screw rod, wherein the base body is provided with a first clamping part and a second clamping part; the bottoms of the first movable block and the second movable block are respectively provided with a movable block positioning seat in a locking way, and one end of the movable block positioning seat is provided with a pushing block; when the central screw rod rotates along a first direction, the first movable block and the second movable block move towards the quick-change connector, so that arc-shaped clamping blocks on the first movable block and the second movable block are connected with notches on the quick-change connector, and the quick-change connector is clamped in the Z-axis hole; on the contrary, when the central screw rod rotates along the second direction, the first movable block and the second movable block can move towards the direction far away from the quick-change connector, and meanwhile, the movable block positioning seat is driven to synchronously move, so that the push-push block protruding on the movable block positioning seat can push the bottom end of the quick-change connector, and the quick-change connector is pushed out of the Z-axis hole.

Description

Improved structure of quick-change base for vice

Technical Field

The utility model relates to the technical field of quick-change vices, in particular to an improved structure of a vice quick-change base of a quick-release vice.

Background

In the current age of industry 4.0, time is money, so if more clamps can be placed in a limited space on a mechanical table, the production efficiency is necessarily higher than that of a few clamps. On the other hand, besides the more clamps, the quick replacement of the clamps is also required, otherwise, the clamps are replaced for a plurality of minutes, the clamps are replaced for tens of minutes, and the time waste is quite large.

Accordingly, a quick-change base of a vice as shown in fig. 1 and 2 is developed by the industry, which comprises a die holder a, a plurality of quick connectors B, two clamping devices C, a lead screw D, a plurality of rubber washers E and a cover plate F, wherein the die holder a has a set surface A1, the set surface A1 is provided with a plurality of quick connector positioning holes A2 for inserting and positioning the quick connectors B, the rubber washers E are filled in the quick connector positioning holes A2, one end of the quick connector B is inserted in the quick connector positioning holes A2, the other end of the quick connector B can be connected with a vice (not shown), the cover plate F is locked at the bottom of the die holder a, so that a containing space A3 is formed in the die holder a, the containing space A3 can be filled by two clamping devices C which are symmetrically arranged left and right by the lead screw D, the clamping devices C are respectively screwed in the left and right directions according to the left and right different rotation directions of the lead screw D, so that the clamping devices C rotate along with the lead screw D and slide left and right; accordingly, the lead screw D is adjusted to advance so that the clamping device C can immediately position the quick connector B, thereby clamping the quick connector B in the quick connector positioning hole A2; otherwise, the lead screw D is adjusted to retract from the quick connector B, and then the quick connector B is pressed down, and when the quick connector B is released, the quick connector B is pushed upward due to rebound of the compressed rubber gasket E, so that the quick connector B is pushed out of the quick connector positioning hole A2, and the purpose of quick replacement is achieved.

However, the conventional quick-change base of the vice can provide a quick-change function, but when the quick-change base is replaced, the quick-change base of the vice must be particularly pressed down, so that the rubber gasket E in the quick-change positioning hole A2 is pressed tightly by the quick-change base of the vice, and the rubber gasket E is elastically fatigued, deformed, aged and deteriorated, so that the quick-change base of the vice is not easy to be taken out from the quick-change positioning hole A2, which makes the replacement operation very inconvenient, time-consuming and labor-consuming, and thus an improvement is necessary.

Therefore, in order to solve the above-mentioned problems of the conventional quick-change base of the vice, it is an object of the present utility model to develop an improved structure of the quick-change base of the vice, which can push out the joint from the hole without using a rubber gasket, so as to achieve the function of quick-release of the vice.

Disclosure of Invention

The utility model aims at providing a vice quick change base improvement structure hopes to with this improvement current vice quick change base when changing the vice, because the rubber packing ring receives the tight extrusion for a long time and leads to elasticity fatigue, warp, influences and changes the operation man-hour, and then reduces production efficiency's problem.

In order to solve the problems and achieve the purpose of the utility model, the technical means of the utility model are realized as follows:

an improved structure of a quick-change base of a vice, comprising: the base body is provided with a first accommodating groove in the X axial direction, two corresponding second accommodating grooves in the Y axial direction, the second accommodating grooves are respectively arranged at two ends of the first accommodating groove and are communicated with the first accommodating groove in an intersecting manner, and a plurality of Z axial holes penetrating through the base body are respectively arranged in the second accommodating grooves; a plurality of quick-change joints, which are arranged corresponding to the Z-axis holes, one end of each quick-change joint is inserted into each Z-axis hole, the other end of each quick-change joint can be assembled with a vice, and each quick-change joint is provided with a notch; the movable block group consists of a first movable block and a second movable block which are respectively arranged corresponding to the second accommodating groove and can move towards or away from each other in the second accommodating groove, the X axial directions of the first movable block and the second movable block are respectively provided with a through hole, and the Z axial direction of the through hole is provided with a transverse hole nut; the center screw rod is arranged in the first accommodating groove and penetrates through the through hole to be screwed into the transverse hole nut; the bottoms of the first movable block and the second movable block are respectively provided with a movable block positioning seat in a locking way, the movable block positioning seats extend towards the direction of the quick-change connector to form an extending positioning sheet part corresponding to the bottom end of the quick-change connector, one end of the extending positioning sheet part protrudes towards the direction of the Z axial hole to form a pushing block, and the first movable block and the second movable block are provided with arc-shaped clamping blocks which can be combined with the notch at the positions corresponding to the notch of the quick-change connector; when the central screw rotates along a first direction, the first movable block and the second movable block move towards the quick-change connector, so that the arc-shaped clamping blocks on the first movable block and the second movable block are combined with the notch on the quick-change connector, and the quick-change connector is clamped in the Z-axis hole; on the contrary, when the central screw rod rotates along the second direction, the first movable block and the second movable block move towards the direction far away from the quick-change connector, and meanwhile, the movable block positioning seat is driven to synchronously move, so that the protruding pushing block on the movable block positioning seat can push the bottom end of the quick-change connector, and the quick-change connector is pushed out from the Z-axis hole.

More preferably, the ejector block further has a guiding surface, which may be an inclined surface or an arc surface, for guiding the quick-change connector, so that the quick-change connector may be pushed out of the Z-axis hole or into the Z-axis hole along the guiding surface.

More preferably, the first movable block and the second movable block are trapezoid, the long sides are outwards,

the short side faces inwards, and two oblique sides are respectively provided with an outer arc-shaped clamping block and an inner arc-shaped clamping block which are separated by a step part in a protruding mode.

More preferably, the second accommodating groove is further partitioned into a limiting space corresponding to the extending locating piece part, and the limiting space is communicated with the second accommodating groove.

More preferably, a cover capable of closing the second accommodating groove is further arranged at the position of the base body corresponding to the second accommodating groove.

More preferably, the base body is further provided with a plurality of mounting holes for fixing the base body to a machine tool table.

By implementing the means, compared with the prior art, the utility model can obtain the following functions and effects: when the central screw rod is unscrewed, the movable block group is retracted from the quick-change connector, the push block can push the bottom end of the quick-change connector simultaneously, so that the quick-change connector is pushed out of the Z-axis hole, an operator can rapidly detach and replace the vice, and the detachment time is shortened, so that the function of quickly detaching without using a rubber gasket is achieved.

Drawings

FIG. 1 is a perspective view of a conventional quick release base;

FIG. 2 is an exploded view of a prior art quick release base;

FIG. 3 is a schematic perspective view of the utility model in use with a vise;

FIG. 4 is an exploded schematic view of the present utility model;

FIG. 5 is a schematic diagram of an embodiment of the utility model in which the movable block set and the central screw are actuated;

FIG. 6 is a second schematic illustration of the actuation of the movable block set and the central screw of the present utility model;

FIG. 7 is a schematic diagram of a cross-sectional implementation of I-I in FIG. 3;

FIG. 8 is an enlarged partial schematic view of portion 10 of FIG. 7;

fig. 9 is an enlarged partial schematic view of portion 20 of fig. 7.

Reference numerals:

1. a base body; 5. A movable block positioning seat;

11. a first accommodating groove; 51. Extending the positioning sheet part;

12. a second accommodating groove; 511. Pushing the jacking block;

121. a limit space; 512. A guide surface;

13. a Z-axis hole; 6. Covering;

2. a quick-change joint; 7. A mounting hole;

21. a notch; 100. A vice;

3. a movable block group; a. A die holder;

31. a first movable block; a1, assembling a surface;

32. a second movable block; a2, positioning holes of the quick connectors;

33. a through hole; a3, accommodating space;

331. a cross hole nut; b. A quick connector;

34. an arc-shaped clamping block; c. A clamping device;

341. a step part; d. A lead screw;

342. an outer arc-shaped clamping block; e. A rubber gasket;

343. an inner arc-shaped clamping block; f. And a cover plate.

4. A central screw;

Detailed Description

The utility model will be further described in detail below in connection with the following detailed description of the utility model in order to provide further understanding of the nature and technical means of the utility model and the specific objects and functions achieved.

As shown in fig. 3 and 4, an improved structure of a quick-change base of a vice is shown, which comprises: a base body 1, a first accommodating groove 11 is arranged in the X-axis direction, two corresponding second accommodating grooves 12 are arranged in the y-axis direction, the second accommodating grooves 12 are respectively arranged at two ends of the first accommodating groove 11 and are communicated with the first accommodating groove 11 in an intersecting manner, and a plurality of Z-axis holes 13 penetrating through the base body 1 are respectively arranged in the second accommodating grooves 12; a plurality of quick-change joints 2 arranged corresponding to the Z-axis holes 13, one end of each quick-change joint is inserted into each Z-axis hole 13, the other end of each quick-change joint can be assembled with a vice, and each quick-change joint 2 is provided with a notch 21; a movable block group 3, which is composed of a first movable block 31 and a second movable block 32 that are respectively disposed corresponding to the second accommodating groove 12 and can move towards or away from each other in the second accommodating groove 12, wherein the X-axis directions of the first movable block 31 and the second movable block 32 are respectively provided with a through hole 33, and the Z-axis direction of the through hole 33 is provided with a transverse hole nut 331; and a central screw 4 disposed in the first accommodating groove 11 and penetrating the through hole 33 to be screwed into the transverse hole nut 331; the bottoms of the first movable block 31 and the second movable block 32 are respectively locked with a movable block positioning seat 5, the movable block positioning seat 5 extends towards the direction of the quick-change connector 2 to form an extending positioning plate portion 51 corresponding to the bottom end of the quick-change connector 2, one end of the extending positioning plate portion 51 protrudes towards the direction of the Z-axis hole 13 to form a push-push block 511, and the notch 21 of the first movable block 31 and the second movable block 32 corresponding to the quick-change connector 2 is provided with an arc-shaped clamping block 34 capable of being combined with the notch 21.

In the above description, a limiting space 121 is further partitioned in the second accommodating groove 12 corresponding to the extending locating plate portion 51, and the limiting space 121 is communicated with the second accommodating groove 12, so as to accommodate and limit the moving stroke of the extending locating plate portion 51 through the limiting space 121.

In the above description, the position of the base body 1 corresponding to the second accommodating groove 12 is further provided with the cover 6 capable of closing the second accommodating groove 12.

Wherein, the cover 6 is locked and fixed, so that the movable block group 3 and the movable block positioning seat 5 can be provided for positioning and locking the base body 1, and dirt can be prevented from falling into the second accommodating groove 12.

In the above description, the base body 1 is further provided with a plurality of mounting holes 7 for fixing the base body 1 to a machine tool table.

As shown in fig. 5-7, when the bottom end of the quick-change connector 2 abuts against the extended positioning plate 51 and the central screw 4 rotates in the first direction, the first movable block 31 and the second movable block 32 move towards the quick-change connector 2, so that the arc-shaped clamping blocks 34 on the first movable block 31 and the second movable block 32 engage with the notch 21 on the quick-change connector 2, thereby clamping the quick-change connector 2 in the Z-axis hole 13; on the contrary, when the central screw 4 rotates along the second direction, the first movable block 31 and the second movable block 32 move towards the direction away from the quick-change connector 2, and simultaneously drive the movable block positioning seat 5 to move synchronously, so that the push-push block 511 protruding from the movable block positioning seat 5 pushes the bottom end of the quick-change connector 2, thereby pushing the quick-change connector 2 out of the Z-axis hole 13, allowing an operator to quickly detach the vice, shortening the detachment time, and achieving the quick-detachment function.

As shown in fig. 5 and 6, the first movable block 31 and the second movable block 32 are trapezoidal, with the long side facing outward and the short side facing inward, and an outer arc-shaped clamping block 342 and an inner arc-shaped clamping block 343 separated by a step 341 are respectively and convexly arranged at the two oblique sides.

The center screw 4 is rotated to move the first movable block 31 and the second movable block 32 toward the quick-change connector 2, so that the tapered edges of the outer arc-shaped clamping block 342 and the inner arc-shaped clamping block 343 can be directly inserted into the notch 21 on the quick-change connector 2 and push against the quick-change connector 2 to form a clamping operation, so that the clamping and positioning operation of the assembly of the vice 100 can be simply achieved, and the purpose of stabilizing and safety of the vice 100 is ensured.

As shown in fig. 7-9, the ejector block 511 further has a guiding surface 512, and the guiding surface 512 may be an inclined surface or an arc surface (not shown); therefore, when the push block 511 pushes against the bottom end of the quick-change connector 2, the quick-change connector 2 can be guided by the guiding surface 512, so that the quick-change connector 2 can be pushed out along the guiding surface 512, whereas when the push block 511 moves away from the quick-change connector 2, the quick-change connector 2 can enter the base body 1 along the guiding surface 512, so that the vice can be easily assembled or disassembled, and a convenient operation effect can be achieved.

The construction, features and effects of the present utility model have been described in detail with reference to the embodiments shown in the drawings, but the present utility model is not limited to the preferred embodiments of the present utility model, and therefore, modification changes that are consistent with the gist of the present utility model are intended to be included in the scope of the present utility model as long as they are equivalent.

Claims (6)

1. An improved structure of a quick-change base of a vice, comprising:

a base body (1), wherein a first accommodating groove (11) is arranged in the X axial direction, two corresponding second accommodating grooves (12) are arranged in the Y axial direction, the second accommodating grooves (12) are respectively arranged at two ends of the first accommodating groove (11) and are communicated with the first accommodating groove (11) in an intersecting manner, and a plurality of Z axial holes (13) penetrating through the base body (1) are respectively arranged in the second accommodating grooves (12);

a plurality of quick-change joints (2) which are arranged corresponding to the Z-axis holes (13), one ends of the quick-change joints are inserted into the Z-axis holes (13), the other ends of the quick-change joints can be assembled with vices, and the quick-change joints (2) are provided with a notch (21);

a movable block group (3) which is composed of a first movable block (31) and a second movable block (32) which are respectively arranged corresponding to the second accommodating groove (12) and can move towards or away from each other in the second accommodating groove (12), wherein the X axial directions of the first movable block (31) and the second movable block (32) are respectively provided with a through hole (33), and the Z axial direction of the through hole (33) is provided with a transverse hole nut (331); and

a central screw (4) disposed in the first accommodation groove (11) and penetrating the through hole (33) to be screwed into the transverse hole nut (331); the method is characterized in that:

the bottoms of the first movable block (31) and the second movable block (32) are respectively provided with a movable block positioning seat (5), the movable block positioning seat (5) extends towards the direction of the quick-change connector (2) to form an extending positioning sheet part (51) corresponding to the bottom end of the quick-change connector (2), one end of the extending positioning sheet part (51) protrudes towards the direction of the Z-axis hole (13) to form a pushing block (511), and the notch (21) of the first movable block (31) and the second movable block (32) corresponding to the quick-change connector (2) is provided with an arc-shaped clamping block (34) capable of being combined with the notch (21);

when the central screw rod (4) rotates along a first direction, the first movable block (31) and the second movable block (32) move towards the quick-change connector (2), so that arc-shaped clamping blocks (34) on the first movable block (31) and the second movable block (32) are combined with notches (21) on the quick-change connector (2), and the quick-change connector (2) is clamped in the Z-axis hole (13); on the contrary, when the central screw (4) rotates along the second direction, the first movable block (31) and the second movable block (32) move towards the direction away from the quick-change connector (2), and simultaneously drive the movable block positioning seat (5) to synchronously move, so that the protruding pushing block (511) on the movable block positioning seat (5) can push the bottom end of the quick-change connector (2), thereby pushing the quick-change connector (2) out of the Z-axis hole (13).

2. The improved structure of the quick-change base for a vise according to claim 1, wherein:

the ejector block (511) further has a guiding surface (512), and the guiding surface (512) may be an inclined surface or an arc surface for guiding the quick-change connector (2), so that the quick-change connector (2) may be pushed out of the Z-axis hole (13) or into the Z-axis hole (13) along the guiding surface (512).

3. The improved structure of the quick-change base for a vise according to claim 1, wherein:

the first movable block (31) and the second movable block (32) are trapezoid, the long side faces outwards, the short side faces inwards, and an outer arc clamping block (342) and an inner arc clamping block (343) which are separated by a step part (341) are respectively arranged at the two bevel sides in a protruding mode.

4. The improved structure of the quick-change base for a vise according to claim 1, wherein:

and a limiting space (121) which can limit the moving space of the extending locating piece part (51) is further partitioned at the position corresponding to the extending locating piece part (51) in the second accommodating groove (12), and the limiting space (121) is communicated with the second accommodating groove (12).

5. The improved structure of the quick-change base for a vise according to claim 1, wherein:

the base body (1) is also provided with a cover (6) which can seal the second accommodating groove (12) at the position corresponding to the second accommodating groove (12).

6. The improved structure of the quick-change base for a vise according to claim 1, wherein:

the base body (1) is also provided with a plurality of mounting holes (7) for fixing the base body (1) on a machine tool workbench.

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