CN220839651U - Clamp - Google Patents

Abstract

The utility model discloses a clamp which comprises a fixed plate, a fixed shaft and an adjusting mechanism, wherein a fixed clamping block is arranged on the fixed plate, the fixed shaft is arranged on one side of the fixed plate, a movable clamping block is connected to the fixed shaft, the middle of the movable clamping block is connected with the adjusting mechanism, and one end of the adjusting mechanism is connected with a driving mechanism. The special-shaped clamping block can clamp and fix the special-shaped workpiece, the special-shaped clamping block is of an adjustable structure, the workpiece can be clamped according to workpieces of different sizes, the flexibility of the clamp when the workpiece is clamped fixedly is improved, the clamp is symmetrically installed, and the efficiency of the clamp when the workpiece is clamped is improved.

Description

Clamp

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp.

Background

The fixture is used to fix the machining object to occupy the correct position in the machining process to accept the construction or detection. If the workpiece is polished, in order to ensure the stability of the workpiece during polishing, the workpiece is fixed, and the workpiece is fixed by using a clamp, but the workpiece is not uniform in rule, so that the workpiece cannot be clamped well during polishing of the special-shaped workpiece.

To be searched, patent No. CN202022731761.8 discloses a jig comprising: a first clamping plate, a second clamping plate, an elastic connection structure and a driving structure, wherein the second clamping plate can perform a first movement moving away from the first clamping plate and a second movement moving towards the first clamping plate; the elastic connecting structure is connected between the first clamping plate and the second clamping plate; the driving end of the driving structure acts on the second clamping plate; wherein the driving structure can overcome the elastic connection force of the elastic connection structure to drive movement, and the driving movement drives the second clamping plate to do the first movement; when the driving structure is reset, the elastic connecting structure can do a restoring motion, and the restoring motion drives the second clamping plate to do a second motion.

The fixture solves the technical problems of lower reliability and convenience of the fixture in the prior art, so that the fixture aims at the problems, but the fixture cannot be used for fixing and clamping special-shaped workpieces, and only a group of workpieces can be fixed during clamping, so that the use effect of the fixture is reduced, and the original fixture is changed and innovated.

Disclosure of utility model

The utility model aims to provide a clamp for solving the problems that the clamp in the prior market proposed by the background art cannot be used for fixedly clamping special-shaped workpieces, only one group of workpieces can be fixed during clamping, and the using effect of the clamp is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fixture, includes fixed plate, fixed axle and guiding mechanism, fixed clamp splice has been installed to the fixed plate above, and fixed axle has been installed to fixed plate one side, the last movable clamp splice that has connected of fixed axle, and the guiding mechanism has been connected in the middle of the movable clamp splice, actuating mechanism has been connected to guiding mechanism one end.

Preferably, the fixed plate is of a rectangular structure, a hollow structure is arranged in the fixed plate, and the fixed plate is arranged in a left-right symmetry mode of 2 groups.

Preferably, the fixed shaft is arranged at the bottom of one side of the fixed plate, and the fixed shaft is connected with a movable clamping block to form a rotary structure.

Preferably, the adjusting mechanism comprises a movable shaft, a connecting shaft, a spring, a threaded rod and a threaded sleeve, wherein the movable shaft is arranged in the middle of the movable clamping block, the connecting shaft is connected with the front of the movable shaft, the connecting shaft is connected to the inner position of the fixed plate, and the spring is connected to the connecting shaft to form a telescopic structure.

Preferably, the threaded rod has been connected on the connecting axle top, and the threaded rod runs through in the fixed plate outside, the thread bush has been connected on the threaded rod top, and thread bush one end is connected in fixed plate one side by the connecting piece, the last gear that has set up of thread bush, and the threaded rod is connected in the thread bush and is constituted the moving structure.

Preferably, the driving mechanism comprises a connecting seat, a rotating shaft and gears, wherein the connecting seat is arranged at the middle position of the 2 groups of fixing plates and is of a rectangular hollow structure, the rotating shaft is arranged at the outer side of the connecting seat and connected with the rotating shaft to form a rotating structure, the rotating shaft is arranged inside the connecting seat in a penetrating manner, the gears are arranged on the rotating shaft, and two sides of the gears are rotationally meshed with the threaded sleeves to form the rotating structure.

Compared with the prior art, the utility model has the beneficial effects that: the clamp;

1. install on the anchor clamps and can carry out the fixed dysmorphism clamp splice of centre gripping to dysmorphism work piece, when needs are polished at the centre gripping to dysmorphism work piece, in order to improve the stability of dysmorphism work piece at the centre gripping, consequently this dysmorphism clamp splice is adjustable structure, can carry out the centre gripping according to the work piece of equidimension, has improved the flexibility of this anchor clamps when carrying out fixed centre gripping to the work piece.

2. In order to improve the efficiency when using this anchor clamps to work piece centre gripping, consequently this anchor clamps are bilateral symmetry formula installation, can carry out the centre gripping to 2 group's work pieces simultaneously, improved the work efficiency of this anchor clamps, and 2 group's anchor clamps drive the centre gripping by same mechanism, and easy operation is swift for more energy-conserving when using the anchor clamps.

Drawings

FIG. 1 is a schematic diagram of the overall front cross-sectional structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic top view of the entire cross-sectional structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure B in fig. 3 according to the present utility model.

In the figure: 1. a fixing plate; 2. fixing the clamping blocks; 3. a fixed shaft; 4. a movable clamping block; 5. an adjusting mechanism; 501. a movable shaft; 502. a connecting shaft; 503. a spring; 504. a threaded rod; 505. a thread sleeve; 6. an active mechanism; 601. a connecting seat; 602. a rotating shaft; 603. a rotation shaft; 604. a gear.

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, the present utility model provides a technical solution: the utility model provides a fixture, includes fixed plate 1, fixed axle 3 and guiding mechanism 5, fixed clamp splice 2 has been installed on the fixed plate 1, and fixed axle 3 has been installed to fixed plate 1 one side, movable clamp splice 4 has been connected on the fixed axle 3, and guiding mechanism 5 has been connected in the middle of the movable clamp splice 4, guiding mechanism 5 one end has been connected initiative mechanism 6.

The fixed plate 1 is of a rectangular structure, a hollow structure is arranged in the fixed plate 1, the fixed plate 1 is arranged in a 2-group bilateral symmetry mode, and the fixed plate 1 is arranged in a symmetry mode, so that a group of clamps is added, and clamping efficiency is improved.

The adjusting mechanism 5 comprises a movable shaft 501, a connecting shaft 502, a spring 503, a threaded rod 504 and a threaded sleeve 505, wherein the movable shaft 501 is arranged in the middle of the movable clamping block 4, the connecting shaft 502 is connected in front of the movable shaft 501, the connecting shaft 502 is connected to the inner position of the fixed plate 1, the connecting shaft 502 is connected with the spring 503 to form a telescopic structure, and the spring 503 arranged on the connecting shaft 502 ensures the stability of the connecting shaft 502 during telescopic operation.

The threaded rod 504 has been connected on connecting axle 502 top, and threaded rod 504 runs through in the fixed plate 1 outside, threaded rod 504 top has connected thread bush 505, and thread bush 505 one end is connected in fixed plate 1 one side by the connecting piece, set up the gear on the thread bush 505, and threaded rod 504 connects in thread bush 505 and constitute the removal structure, threaded rod 504 is threaded connection with thread bush 505, therefore thread bush 505 can drive threaded rod 504 and remove.

The driving mechanism 6 comprises a connecting seat 601, a rotating shaft 602, a rotating shaft 603 and gears 604, wherein the connecting seat 601 is arranged at the middle position of the 2 groups of fixed plates 1, the connecting seat 601 is of a rectangular hollow structure, the rotating shaft 602 is arranged at the outer side of the connecting seat 601, the rotating shaft 602 is connected with the rotating shaft 603 to form a rotating structure, the rotating shaft 603 is installed inside the connecting seat 601 in a penetrating manner, the gears 604 are arranged on the rotating shaft 603, two sides of the gears 604 are rotationally meshed with the threaded sleeves 505 to form the rotating structure, and the driving mechanism 6 can simultaneously drive the 2 groups of movable clamping plates 4 to clamp workpieces.

Working principle: when the fixture is used, a workpiece is placed on the fixed plate 1, then the rotating shaft 602 is rotated, the rotating shaft 603 is driven to rotate by the rotating shaft 602, and since the gear 604 is installed on the rotating shaft 603 and two sides of the gear 604 are rotationally engaged with the threaded sleeves 505, when the rotating shaft 603 drives the gear 604, the gear 604 drives the threaded sleeves 505 on two sides to rotate simultaneously, and since the threaded sleeves 505 are internally connected with the threaded rod 504 and the threaded sleeves 505 are connected with the fixed plate 1 by connecting pieces, when the threaded sleeves 505 rotate, the internally threaded rod 504 moves forward, and since the rear of the threaded rod 504 is connected with the movable clamp plate 4 through the connecting shaft 502, when the threaded rod 504 moves forward, the movable clamp plate 4 installed on the movable shaft 501 moves forward through the fixed shaft 3 connected with the bottom, so that the special-shaped workpiece can be clamped, and when the threaded rod 504 drives the connecting shaft 502 to move forward, the spring 503 installed on the connecting shaft 502 can be extruded along with the movement of the threaded rod 504, so that the supporting effect is achieved.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a fixture, includes fixed plate (1), fixed axle (3) and guiding mechanism (5), its characterized in that: fixed clamp splice (2) have been installed above fixed plate (1), and fixed axle (3) have been installed to fixed plate (1) one side, movable clamp splice (4) have been connected on fixed axle (3), and adjustment mechanism (5) have been connected in the middle of movable clamp splice (4), actuating mechanism (6) have been connected to adjustment mechanism (5) one end.

2. A clamp as claimed in claim 1, wherein: the fixing plate (1) is of a rectangular structure, the inside of the fixing plate (1) is of a hollow structure, and the fixing plate (1) is arranged in a mode of 2 groups of bilateral symmetry.

3. A clamp as claimed in claim 1, wherein: the fixed shaft (3) is arranged at the bottom of one side of the fixed plate (1), and the fixed shaft (3) is connected with the movable clamping block (4) to form a rotating structure.

4. A clamp as claimed in claim 1, wherein: the adjusting mechanism (5) is composed of a movable shaft (501), a connecting shaft (502), a spring (503), a threaded rod (504) and a threaded sleeve (505), wherein the movable shaft (501) is arranged in the middle of a movable clamping block (4), the connecting shaft (502) is connected in front of the movable shaft (501), the connecting shaft (502) is connected to the inner position of the fixed plate (1), and the spring (503) is connected to the connecting shaft (502) to form a telescopic structure.

5. A clamp as claimed in claim 1, wherein: the utility model discloses a movable structure, including fixed plate (1), threaded rod (504) has been connected on connecting axle (502) top in guiding mechanism (5), and threaded rod (504) run through in fixed plate (1) outside, threaded rod (504) top has connected thread bush (505), and thread bush (505) one end is connected in fixed plate (1) one side by the connecting piece, set up the gear on thread bush (505), and threaded rod (504) are connected in thread bush (505).

6. A clamp as claimed in claim 1, wherein: the driving mechanism (6) is composed of a connecting seat (601), a rotating shaft (602), a rotating shaft (603) and a gear (604), wherein the connecting seat (601) is arranged at the middle position of the 2 groups of fixing plates (1), the connecting seat (601) is of a rectangular hollow structure, the rotating shaft (602) is arranged on the outer side of the connecting seat (601), the rotating shaft (602) is connected with the rotating shaft (603) to form a rotating structure, the rotating shaft (603) is arranged inside the connecting seat (601) in a penetrating mode, the gear (604) is arranged on the rotating shaft (603), and two sides of the gear (604) are rotatably meshed with the threaded sleeve (505) to form the rotating structure.