CN219444802U - Clamping vice for hardware workbench - Google Patents

Abstract

The utility model discloses a clamping vice for a hardware workbench, which comprises a base and a limiting device and is characterized in that the upper end of the base is connected with the limiting device, the limiting device comprises a first shell, a screw rod, a rotating mechanism, a clamping mechanism and an adjusting mechanism, the upper end of the base is fixedly connected with the first shell, one side of the first shell is connected with the rotating mechanism, the rotating mechanism comprises a first rotary table and a connecting piece, one side of the first shell is movably connected with the connecting piece through a bearing, one side of the connecting piece is provided with a circular groove and is connected with the first rotary table, the outer wall of the first rotary table is provided with two grooves, and rollers are arranged in the grooves. The beneficial effects are that: through the rotating mechanism, the first jaw plate can be directly pulled to enable the first jaw plate to be rapidly close to the workpiece when the workpiece is required to be clamped, and the screw rod slides in the through hole of the first turntable when the first jaw plate is pulled, so that the ball is extruded to enable the ball to drive the first turntable to rotate.

Description

Clamping vice for hardware workbench

Technical Field

The utility model relates to the field of hardware processing, in particular to a clamping vice for a hardware workbench.

Background

The hardware processing is to process raw materials into various parts according to the drawing or the sample of a customer by using machines such as a lathe, a milling machine, a drilling machine, polishing and the like, and when the parts are processed, a vice is often required to clamp the workpieces, the jaw is required to be reduced by rotating a screw rod to clamp the workpieces to be processed by the traditional vice when the parts are clamped, the jaw is clamped by rotating the screw rod, the process of tightly clamping the jaw is longer, a great deal of time is wasted, and the working efficiency is reduced.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The utility model aims to provide a clamping vice for a hardware workbench, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a clamping vice for hardware table, includes base and stop device, its characterized in that, the upper end of base is connected with stop device, stop device includes casing one, hob, rotary mechanism, clamping mechanism and adjustment mechanism, the upper end fixedly connected with casing one of base, one side of casing one is connected with rotary mechanism, rotary mechanism includes carousel one and connecting piece, one side of casing one has the connecting piece through bearing swing joint, circular slot and be connected with carousel one are seted up to one side of connecting piece, the recess that is two in quantity is seted up to the outer wall of carousel one, all be provided with the cylinder in the recess, the cylinder with the inner wall contact of circular slot, the cylinder with fixedly connected with spring one between the inner wall of recess, through-hole and swing joint are equipped with the hob have been seted up to one side of carousel one side, ball groove and swing joint with hob matched with ball, one side of connecting piece is connected with clamping mechanism, one side of clamping mechanism is connected with adjustment mechanism, clamping mechanism's one side has a clamp plate, clamping mechanism and a fixed connection jaw have.

Further, clamping mechanism includes carousel two and spacing post, one side of connecting piece is provided with carousel two, the outer wall of carousel two pass through the bearing with casing one swing joint, a plurality of spout one has been seted up to one side of carousel two, the spring groove has all been seted up in the spout one, all be provided with spacing post in the spout one in the slip, one side of connecting piece seted up with spacing post matched with spout four and sliding connection have spacing post, all be provided with the separation blade in the spring groove and with spacing post fixed connection, the separation blade with all fixedly connected with spring two between the spring groove.

Further, adjustment mechanism includes the clamp plate, carousel second is kept away from one side of carousel first has been seted up, second slip is provided with the clamp plate in the spout, the upper and lower both ends of clamp plate are all fixedly connected with slider first, the lower extreme fixedly connected with slide bar of spout second just runs through the slider first of clamp plate lower extreme, the upper end of spout second is connected with the threaded rod and runs through the bearing the slider of clamp plate upper end is threaded connection in the lump.

Further, one end of the threaded rod, which is far away from the second turntable, is fixedly connected with a first bevel gear, the upper end of the first bevel gear is meshed with a second bevel gear, and the upper end of the second bevel gear is fixedly connected with a hexagonal nut through a connecting rod.

Further, a second shell is fixedly connected to one side of the first shell, a third sliding groove is formed in one side, close to the first shell, of the second shell, a second sliding block is arranged in the third sliding groove in a sliding mode, and a screw rod is fixedly connected to one side of the second sliding block.

Further, a supporting plate is fixedly connected to one side, away from the second shell, of the base, and a second jaw plate is fixedly connected to one side, close to the first jaw plate, of the supporting plate.

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

(1) The rotating mechanism is arranged, so that the jaw plate I can be directly pulled to enable the jaw plate I to be close to a workpiece quickly when the workpiece is required to be clamped, the screw rod slides in the through hole of the rotary table I when the jaw plate I is pulled, the rolling balls are extruded to enable the rolling balls to drive the rotary table I to rotate, the roller is arranged in the groove formed in the outer wall of the rotary table I, and is connected with the inner wall of the groove through the spring I, so that the roller is pushed to be contacted with the connecting piece by the spring I, when the screw rod enables the rotary table I to rotate, the jaw plate I can be pulled out quickly, and when the jaw plate I needs to be pushed back, the screw rod enables the rotary table I to rotate reversely, at the moment, the roller is contacted with the inner wall of the circular groove of the connecting piece to generate friction force to prevent the screw rod from moving, the jaw plate I can not move, the clamping efficiency of a vice is ensured, and the clamping capability of the vice is ensured, and the workpiece is prevented from loosening during machining.

(2) Through carousel second and spacing post that set up, when rotating hexagonal nut through the spanner, through connecting rod and bevel gear first, bevel gear second drive slider first slides, thereby drive the clamp plate and extrude spacing post, make spacing post slide in spout fourth, thereby drive carousel first rotation when making the connecting piece rotate, slide two extrusion screw rods through the ball at the outer wall of screw rod, make it move forward, extrude jaw board first, make it tightly extrude the work piece, avoid the work piece to become flexible, and when reverse rotation hexagonal nut, then can make clamp plate and spacing post separation, make spacing post not be in extrusion connecting piece, when needs with jaw board first reset, make the screw rod remove through pushing jaw board first, because there is not clamp plate extrusion spacing post, spacing post can rotate in a flexible way through the bearing with carousel second, make carousel first, connecting piece, spacing post and carousel second can rotate along with the removal of screw rod, can not interfere the removal of screw rod, make the vice can clamp the work piece and can not become flexible, also can reset rapidly.

(3) The screw rod can not rotate when moving through the second sliding block, so that the problem that the workpiece shakes to affect machining precision due to looseness between the first jaw plate and the second jaw plate caused by rotation of the screw rod through the balls when the first jaw plate and the second jaw plate are matched to clamp the workpiece is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a clamping vise for hardware tables in accordance with an embodiment of the present utility model;

FIG. 2 is a schematic view of an internal structure of a clamping vise for hardware tables according to an embodiment of the present utility model;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a schematic view of a rotary mechanism in a clamping vise for a hardware table in accordance with an embodiment of the present utility model;

fig. 5 is a schematic structural view of a clamping mechanism in a clamping vise for a hardware table in accordance with an embodiment of the present utility model.

Reference numerals:

1. a base; 2. a limiting device; 3. a first shell; 4. a screw rod; 5. a rotating mechanism; 6. a clamping mechanism; 7. an adjusting mechanism; 8. a first turntable; 9. a connecting piece; 10. a circular groove; 11. a groove; 12. a roller; 13. a first spring; 14. a through hole; 15. a ball groove; 16. a ball; 17. a first jaw plate; 18. a second turntable; 19. a limit column; 20. a first chute; 21. a spring groove; 22. a baffle; 23. a second spring; 24. a pressing plate; 25. a second chute; 26. a first sliding block; 27. a slide bar; 28. a threaded rod; 29. bevel gears I; 30. bevel gears II; 31. a connecting rod; 32. a hexagonal nut; 33. a second shell; 34. a chute III; 35. a second slide block; 36. a support plate; 37. a second jaw plate; 38. and a sliding groove IV.

Detailed Description

The utility model is further described below with reference to the accompanying drawings and detailed description:

embodiment one:

referring to fig. 1-5, a clamping vice for a hardware workbench according to an embodiment of the utility model comprises a base 1 and a limiting device 2, and is characterized in that the upper end of the base 1 is connected with the limiting device 2, the limiting device 2 comprises a first shell 3, a screw rod 4, a rotating mechanism 5, a clamping mechanism 6 and an adjusting mechanism 7, the upper end of the base 1 is fixedly connected with the first shell 3, one side of the first shell 3 is connected with the rotating mechanism 5, the rotating mechanism 5 comprises a first rotating disk 8 and a connecting piece 9, one side of the first shell 3 is movably connected with the connecting piece 9 through a bearing, one side of the connecting piece 9 is provided with a circular groove 10 and is connected with the first rotating disk 8, the outer wall of the first rotating disk 8 is provided with two grooves 11, the grooves 11 are internally provided with rollers 12, the rollers 12 are in contact with the inner walls of the grooves 11 and the circular groove 10, a first spring 13 is fixedly connected between the rollers 12 and the inner walls of the grooves 11, one side of the first rotating disk 8 is provided with a through hole 14 and a movable sleeve, the screw rod 4 is provided with a through hole 4, the screw rod 4 is connected with a clamping mechanism 6 and one side of the clamping mechanism 6 is connected with a ball groove 6, and one side of the clamping mechanism 4 is connected with a ball groove 6, and one side of the clamping mechanism 6 is fixedly connected with a ball groove 6.

According to the scheme, through the rotating mechanism 5, the jaw plate I17 can be directly pulled to enable the jaw plate I17 to be close to a workpiece rapidly when the workpiece is required to be clamped, the screw rod 4 slides in the through hole 14 of the rotary table I8 when the jaw plate I17 is pulled, so that the ball 16 is extruded to drive the rotary table I8 to rotate, the roller 12 is arranged in the groove 11 formed in the outer wall of the rotary table I8, and the roller 12 is connected with the inner wall of the groove through the spring I13, so that the spring I13 pushes the roller 12 to be in contact with the connecting piece 9, when the screw rod 4 rotates the rotary table I8, the roller 12 is separated from the connecting piece 9, the rotary table I8 can be rotated, the jaw plate I17 can be pulled out rapidly, and when the jaw plate I17 is required to be pushed back, the screw rod 4 is used for enabling the rotary table I8 to be reversed, at the moment, friction force is generated by the contact between the roller 12 and the inner wall of the circular groove 10 of the connecting piece 9, movement of the screw rod 4 is prevented, the jaw plate I17 cannot be moved, clamping efficiency of a vice is ensured, and clamping capacity of a vice is ensured, and a workpiece is prevented from loosening when the workpiece is machined.

Embodiment two:

referring to fig. 2-5, the clamping mechanism 6 includes a second turntable 18 and a limiting post 19, one side of the connecting piece 9 is provided with the second turntable 18, the outer wall of the second turntable 18 is movably connected with the first casing 3 through a bearing, one side of the second turntable 18 is provided with a plurality of first sliding grooves 20, spring grooves 21 are formed in the first sliding grooves 20, limiting posts 19 are slidably provided in the first sliding grooves 20, four sliding grooves 38 matched with the limiting posts 19 are formed in one side of the connecting piece 9 and slidably connected with the limiting posts 19, a blocking piece 22 is slidably provided in the spring grooves 21 and fixedly connected with the limiting posts 19, a second spring 23 is fixedly connected between the blocking piece 22 and the spring grooves 21, the adjusting mechanism 7 includes a pressing plate 24, one side of the second turntable 18, which is far away from the first turntable 8, is slidably provided with a pressing plate 24, two upper and lower ends of the pressing plate 24 are fixedly connected with a first sliding block 26, one lower end of the second sliding groove 25 is fixedly connected with a second sliding block 25, one end of the second sliding block 24 is fixedly connected with a first bevel gear 30, one end of the second sliding rod 29 is fixedly connected with a threaded rod 30, and the upper end of the second sliding rod 29 is fixedly connected with a second bevel gear 30, and the upper end of the first sliding rod is fixedly connected with the second bevel gear 24, and the second end is fixedly connected with the upper end of the second bevel gear 30 through the threaded rod 29.

According to the scheme, through the turntable II 18 and the limiting column 19, when the hexagonal nut 32 is rotated through the spanner, the first slider 26 is driven to slide through the connecting rod 31, the first bevel gear 29 and the second bevel gear 30, the pressing plate 24 is driven to extrude the limiting column 19, the limiting column 19 slides in the fourth chute 38, the connecting piece 9 is rotated and simultaneously drives the turntable I8 to rotate, the second spiral rod 4 is extruded through the sliding ball 16 on the outer wall of the spiral rod 4 to move forwards, the jaw plate I17 is extruded to tightly extrude a workpiece, the workpiece is prevented from loosening, when the hexagonal nut 32 is reversely rotated, the pressing plate 24 is separated from the limiting column 19, the limiting column 19 is not extruded to the connecting piece 9, when the jaw plate I17 is required to be reset, the jaw plate I17 is pushed to move the spiral rod 4, because the limiting column 19 and the turntable II 18 can flexibly rotate through the bearing, the turntable I8, the connecting piece 9, the limiting column 19 and the turntable II 18 can rotate along with the movement of the spiral rod 4, the screw rod 4 cannot be interfered by the movement of the screw rod 4, the workpiece can be rapidly clamped and cannot be quickly reset.

Embodiment III:

referring to fig. 1-2, a second housing 33 is fixedly connected to one side of the first housing 3, a third sliding slot 34 is formed in one side of the second housing 33, which is close to the first housing 3, a second sliding block 35 is slidably arranged in the third sliding slot 34, a screw rod 4 is fixedly connected to one side of the second sliding block 35, a supporting plate 36 is fixedly connected to one side of the base 1, which is far away from the second housing 33, and a second jaw plate 37 is fixedly connected to one side of the supporting plate 36, which is close to the first jaw plate 17.

According to the scheme provided by the utility model, the screw rod 4 can not rotate when moving through the second sliding block 35, so that the problem that when the first jaw plate 17 and the second jaw plate 37 are matched to clamp a workpiece, the screw rod 4 loosens between the first jaw plate 17 and the second jaw plate 37 when rotating through the ball 16, and the workpiece shakes to influence the machining precision is avoided.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

In practical application, when the hexagonal nut 32 is screwed down through the hexagonal wrench in use, the threaded rod 28 is rotated through the first bevel gear 29 and the second bevel gear 30 to drive the pressing plate 24 to squeeze the limit post 19, so that the limit post 19 cannot flexibly rotate, then the first jaw plate 17 is pulled to be matched with the second jaw plate 37 to rapidly clamp a workpiece, when the first jaw plate 17 is pulled, the spiral rod 4 moves in the through hole 14 of the first rotating disc 8 to squeeze the ball 16, so that the ball 16 drives the first rotating disc 8 to rotate, because the roller 12 is arranged in the groove 11 formed in the outer wall of the first rotating disc 8, and the roller 12 is connected with the inner wall of the groove through the first spring 13, the first spring 13 can push the roller 12 to be in contact with the connecting piece 9, when the spiral rod 4 rotates the first rotating disc 8, the roller 12 is separated from the connecting piece 9, so that the first rotating disc 8 can rotate, when the first jaw plate 17 needs to be reset, the hexagonal wrench is used to reverse the hexagonal nut 32, so that the pressing plate 24 is separated from the limit post 19, so that the limit post 19 cannot squeeze the connecting piece 9, when the first jaw plate 17 needs to be reset, the first jaw plate 17 is pushed to be reset, the spiral rod 24 is pushed, the spiral rod 24 is not moved, and the second jaw plate 19 can not move along with the spiral rod 19, and the first rotating disc 19 can be rapidly moved along with the first rotating disc 19, and the spiral rod 19 can not rotate the limit post 19, and can not rotate along with the rotating the first rotating rod 19, and can be rapidly rotate.

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 (6)

1. The utility model provides a clamping vice for hardware workbench, includes base (1) and stop device (2), its characterized in that, the upper end of base (1) is connected with stop device (2), stop device (2) are including casing one (3), hob (4), slewing mechanism (5), clamping mechanism (6) and adjustment mechanism (7), the upper end fixedly connected with casing one (3) of base (1), one side of casing one (3) is connected with slewing mechanism (5), slewing mechanism (5) are including carousel one (8) and connecting piece (9), one side of casing one (3) is through bearing swing joint has connecting piece (9), circular slot (10) and be connected with carousel one (8) have been seted up to one side of connecting piece (9), recess (11) that the quantity is two have been seted up to the outer wall of carousel one (8), all be provided with cylinder (12) in recess (11), cylinder (12) with the inner wall contact of recess (11) with circular slot (10), one side of connecting piece (12) have a carousel (4) through-hole (14) are seted up to one side of connecting piece (4), the inner wall of the through hole (14) is provided with a ball groove (15) and is movably connected with a ball (16) matched with the screw rod (4), one side of the connecting piece (9) is connected with a clamping mechanism (6), one side of the clamping mechanism (6) is connected with an adjusting mechanism (7), and the screw rod (4) penetrates through the clamping mechanism (6) and the first shell (3) and is fixedly connected with a first jaw plate (17).

2. The clamping vice for the hardware workbench according to claim 1, wherein the clamping mechanism (6) comprises a turntable second (18) and a limiting column (19), one side of the connecting piece (9) is provided with the turntable second (18), the outer wall of the turntable second (18) is movably connected with the first shell (3) through a bearing, one side of the turntable second (18) is provided with a plurality of first sliding grooves (20), spring grooves (21) are formed in the first sliding grooves (20), limiting columns (19) are slidably arranged in the first sliding grooves (20), four sliding grooves (38) matched with the limiting columns (19) are formed in one side of the connecting piece (9) and are slidably connected with the limiting columns (19), a baffle piece (22) is slidably arranged in the first sliding grooves (21) and is fixedly connected with the limiting columns (19), and a second spring (23) is fixedly connected between the baffle piece (22) and the spring grooves (21).

3. The clamping vice for the hardware workbench according to claim 2, wherein the adjusting mechanism (7) comprises a pressing plate (24), a sliding groove II (25) is formed in one side, away from the first rotating plate (8), of the second rotating plate (18), the pressing plate (24) is slidably arranged in the sliding groove II (25), a first sliding block (26) is fixedly connected to the upper end and the lower end of the pressing plate (24), a sliding rod (27) is fixedly connected to the lower end of the sliding groove II (25) and penetrates through the first sliding block (26) at the lower end of the pressing plate (24), and a threaded rod (28) is connected to the upper end of the sliding groove II (25) through a bearing and penetrates through the first sliding block (26) at the upper end of the pressing plate (24) and is in threaded connection with the sliding block.

4. A clamping vice for a hardware workbench according to claim 3, wherein one end of the threaded rod (28) far away from the second turntable (18) is fixedly connected with a first bevel gear (29), the upper end of the first bevel gear (29) is meshed with a second bevel gear (30), and the upper end of the second bevel gear (30) is fixedly connected with a hexagonal nut (32) through a connecting rod (31).

5. The clamping vice for a hardware workbench according to claim 1, wherein a second casing (33) is fixedly connected to one side of the first casing (3), a third sliding groove (34) is formed in one side, close to the first casing (3), of the second casing (33), a second sliding block (35) is slidably arranged in the third sliding groove (34), and a screw rod (4) is fixedly connected to one side of the second sliding block (35).

6. The clamping vice for a hardware workbench according to claim 5, wherein a supporting plate (36) is fixedly connected to one side of the base (1) away from the second shell (33), and a second jaw plate (37) is fixedly connected to one side of the supporting plate (36) close to the first jaw plate (17).