CN111055143A

CN111055143A - Clamp for machine manufacturing

Info

Publication number: CN111055143A
Application number: CN201911217568.8A
Authority: CN
Inventors: 王主张
Original assignee: Hefei Mingheng Machinery Manufacturing Co ltd
Current assignee: Hefei Mingheng Machinery Manufacturing Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-04-24

Abstract

The invention discloses a clamp for machine manufacturing, which comprises a fixed base, wherein four corners of the fixed base are fixed on the upper surface of a workbench through fixing bolts, a rotating shaft is arranged on the upper surface of the fixed base, the upper end of the rotating shaft is rotatably connected with a clamp table, the left end of the upper surface of the clamp table is fixedly connected with a fixed clamping plate, and the upper surface of the clamp table is movably connected with a screw fixing plate through a positioning bolt. This an anchor clamps for machine-building, through the fixed work piece that the semi-circular latch that sets up solid fixed splint and activity splint opposite face can be fine, make the work piece difficult for rocking man-hour adding, through setting up axis of rotation and supplementary slewing mechanism, the whole anchor clamps platform of rotation that can be very convenient and fast, after rotatory to a definite position, utilize the position of fixing bolt stationary fixture platform, prevent that the anchor clamps platform from rocking when pressing from both sides the work piece, thereby reached rotary fixture's effect, improved the efficiency of work.

Description

Clamp for machine manufacturing

Technical Field

The invention relates to the technical field of machine manufacturing, in particular to a clamp for machine manufacturing.

Background

The machine manufacturing refers to an industrial department engaged in the production of various power machines, hoisting and transporting machines, chemical machines, textile machines, machine tools, instruments, meters and other mechanical equipment, and the clamp refers to a device used for fixing a processing object to enable the processing object to occupy a correct position in the machine manufacturing process so as to receive construction or detection.

The existing clamp is basically fixed on a workbench and can only clamp workpieces from one direction, when workpieces in different shapes appear, the direction of the clamp needs to be adjusted again, at the moment, bolts of the fixed clamp need to be loosened and adjusted manually, the mode is time-consuming and labor-consuming and affects the working efficiency, when the workpieces are clamped in different sizes, a large amount of time is consumed by manually rotating a clamping rod, and the working efficiency is greatly reduced.

Disclosure of Invention

The present invention is directed to a jig for machine manufacturing to solve the problems set forth in the background art described above.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an anchor clamps for machine-building, includes unable adjustment base, unable adjustment base's four corners is all fixed at the upper surface of workstation through fixing bolt, unable adjustment base's upper surface is provided with the axis of rotation, the upper end of axis of rotation is rotated and is connected with the anchor clamps platform, the upper surface left end fixedly connected with solid fixed splint of anchor clamps platform, the upper surface of anchor clamps platform has the screw rod fixed plate through positioning bolt swing joint, the upper surface swing joint of anchor clamps platform has movable splint, movable splint's right side is provided with pushing mechanism, the side swing joint of anchor clamps platform has the fixed hexagon socket head cap screw bolt of solid fixed clamp platform position, the lower surface of anchor clamps platform is provided with supplementary slewing mechanism.

Preferably, pushing mechanism includes the screw rod cover of fixed connection on movable clamp plate right side, the side swing joint of screw rod cover has the propulsion threaded rod, be provided with the ball between screw rod cover and the propulsion threaded rod, the top cover that impels the threaded rod is equipped with the rotation cover, the surperficial fixed connection of rotation cover has manual dwang.

Preferably, the auxiliary rotating mechanism comprises a rotating wheel rotatably connected to the lower surface of the fixture table, and a rotating groove matched with the rotating wheel is formed in the upper surface of the fixing base.

Preferably, the fixed base, the clamp table, the fixed clamping plate, the screw rod fixing plate and the movable clamping plate are all made of high-quality carbon structural steel, and semicircular clamping teeth are arranged on opposite surfaces of the fixed clamping plate and the movable clamping plate.

Preferably, the bottom fixedly connected with movable clamp plate of movable clamp plate, movable clamp plate's shape is L shape, the spout with movable clamp plate looks adaptation is seted up to the upper surface of anchor clamps platform, the spout extends to anchor clamps platform has the end most always.

Preferably, the upper surface of the clamp table is provided with a plurality of positioning threaded holes matched with the positioning bolts, and the positioning threaded holes are uniformly distributed on two sides of the clamp table in two rows and multiple columns.

Advantageous effects

The invention provides a clamp for machine manufacturing, which has the following beneficial effects:

1. this an anchor clamps for machine-building, through the semicircle latch that sets up solid fixed splint and activity splint opposite face can be fine fixed work piece, make the work piece difficult for rocking man-hour, through setting up axis of rotation and supplementary slewing mechanism, whole anchor clamps platform of rotation that can be very convenient and fast, after rotatory to a definite position, utilize the position of fixing bolt stationary fixture platform, prevent that the anchor clamps platform from rocking when pressing from both sides the work piece, thereby reached rotary fixture's effect, improved the efficiency of work.

2. This an anchor clamps for machine-building through the cooperation that sets up location screw hole and positioning bolt, can change the position of screw rod fixed plate, and then changes the distance between movable splint and the solid fixed splint, through the mounting fixture that pushing mechanism just can be very fast to work efficiency has been improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

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

FIG. 3 is a side sectional view of the clamp table of the present invention;

FIG. 4 is a schematic view of a front cross-sectional structure of the screw housing of the present invention.

In the figure: the automatic clamping device comprises a fixing base 1, a fixing bolt 2, a rotating shaft 3, a clamp table 4, a fixing clamp plate 5, a positioning bolt 6, a screw fixing plate 7, a movable clamp plate 8, a fixed inner hexagon bolt 9, a screw sleeve 10, a pushing threaded rod 11, a ball 12, a rotating sleeve 13, a manual rotating rod 14, a rotating wheel 15, a rotating groove 16, a semicircular snap tooth 17, a movable clamp plate 18, a sliding groove 19 and a positioning threaded hole 20.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a clamp for machine manufacturing comprises a fixed base 1, the fixed base 1, a clamp table 4, a fixed clamping plate 5, a screw rod fixing plate 7 and a movable clamping plate 8 which are all made of high-quality carbon structural steel, the cold and hot processing performance of the carbon structural steel is good, the mechanical performance is good, the carbon structural steel is widely applied to machinery, the carbon structural steel has higher strength and good plasticity and toughness, the carbon structural steel plate is qualified when the hardness is higher than HRC55 (the highest can reach HRC62) before being tempered after quenching, and can reach HRC42-46 after being thermally treated and then tempered, thereby not only ensuring the good mechanical property of the carbon structural steel plate, but also obtaining the hardness requirement of the surface, the method is used for manufacturing small-section quenching and tempering parts with larger bearing load, large normalizing parts with smaller stress and surface quenching parts with low requirement on the strength of the core part.

Four corners of a fixed base 1 are fixed on the upper surface of a workbench through fixed bolts 2, the upper surface of the fixed base 1 is provided with a rotating shaft 3, when a clamp table 4 needs to rotate, a fixed inner hexagonal bolt 9 is firstly unscrewed by an inner hexagonal wrench, the whole clamp table 4 can be conveniently and quickly rotated by utilizing the rotating shaft 3, when the clamp table 4 is rotated to a proper position, the fixed inner hexagonal bolt 9 is used for fixing the clamp table 4, the clamp table is not shaken any more during working, the upper end of the rotating shaft 3 is rotatably connected with the clamp table 4, the upper surface of the clamp table 4 is movably connected with a screw fixing plate 7 through a positioning bolt 6, the screw fixing plate 7 is mainly used for propelling and fixing a propelling threaded rod 11, the upper surface of the clamp table 4 is provided with a plurality of positioning threaded holes 20 matched with the positioning bolts 6, and the positioning threaded holes 20 are uniformly distributed on two sides of the clamp table 4 in two rows and multiple, by utilizing the mutual matching between the positioning threaded hole 20 and the positioning bolt 6, the movable screw fixing plate 7 can be conveniently moved, the distance between the movable clamping plate 8 and the fixed clamping plate 5 can be controlled according to the size of the clamping position of the workpiece, the movable screw fixing plate 7 can be moved, so that the workpiece can be quickly clamped by the manual rotary pushing mechanism, and the clamping time can be saved.

The left end of the upper surface of the clamp table 4 is fixedly connected with a fixed clamp plate 5, the upper surface of the clamp table 4 is movably connected with a movable clamp plate 8, the opposite surfaces of the fixed clamp plate 5 and the movable clamp plate 8 are provided with semicircular clamping teeth 17, the semicircular clamping teeth 17 can reduce the clamping area of the fixed clamp plate 5 and the movable clamp plate 8 and a workpiece, and increase the friction force between the fixed clamp plate 5 and the movable clamp plate 8 and the workpiece, so that the fixed clamp plate 5 and the movable clamp plate 8 can better clamp the workpiece, the workpiece is not easy to shake during processing, the bottom end of the movable clamp plate 8 is fixedly connected with a movable clamp plate 18, the movable clamp plate 18 is in an L shape, the L-shaped movable clamp plate 18 can prevent the movable clamp plate 8 from popping up due to overlarge stress when the workpiece is clamped, the upper surface of the clamp table 4 is provided with a chute 19 matched with the movable clamp plate 18, and the, when the movable clamping plate 8 is damaged and needs to be replaced, the movable clamping plate 8 can slide out from the rightmost side of the clamp table 4 through the sliding groove 19, and the effect of convenient replacement is achieved.

The right side of movable clamp plate 8 is provided with pushing mechanism, pushing mechanism includes screw sleeve 10 of fixed connection on movable clamp plate 8 right side, the side swing joint of screw sleeve 10 has propulsion threaded rod 11, be provided with ball 12 between screw sleeve 10 and the propulsion threaded rod 11, ball 12 can reduce the frictional force between screw sleeve 10 and the propulsion threaded rod 11, make the promotion that whole pushing mechanism can be very light, the top cover that impels threaded rod 11 is equipped with and rotates cover 13, it establishes to impel threaded rod 11 cover and makes in the inside that rotates cover 13 can conveniently dismantle after the equipment harm, the renewal part that can be quick, the fixed surface of rotating cover 13 is connected with manual dwang 14, whole pushing mechanism is movable clamp plate 8 and the power source that the work piece can stably be got to solid fixed clamp plate 5.

The side swing joint of anchor clamps platform 4 has fixed hexagon socket head cap screw 9 of 4 positions of mounting fixture platform, the lower surface of anchor clamps platform 4 is provided with supplementary slewing mechanism, supplementary slewing mechanism is including rotating runner 15 of connection at the 4 lower surfaces of anchor clamps platform, the turn trough 16 with 15 looks adaptations of runner is seted up to unable adjustment base 1's upper surface, add man-hour when the part needs, earlier unscrew it with hexagon socket head cap screw 9 with fixed hexagon socket head cap screw, utilize axis of rotation 3, the cooperation of 1 runner 15 of gyro wheel and turn trough 16, whole anchor clamps platform 4 of rotation that can be very convenient and fast, when rotating suitable position with anchor clamps platform 4, reuse fixed hexagon socket head cap screw 9 and fix it, make it no longer rock at the during operation, runner 15 also plays the effect of auxiliary stay anchor clamps platform simultaneously.

The working principle is as follows: when a part needs to be machined, firstly, the fixed inner hexagon bolt 9 is unscrewed by an inner hexagon wrench, the whole clamp table 4 can be conveniently and quickly rotated by the matching of the rotating shaft 3, the roller 1, the rotating wheel 15 and the rotating groove 16, when the clamp table 4 is rotated to a proper position, the fixed inner hexagon bolt 9 is fixed, so that the clamp table does not shake during working, the clamping distance of a manuscript workpiece is calculated, the screw fixing plate 7 is moved to a position close to the workpiece and fixed by the mutual matching of the positioning bolt 6 and the positioning threaded hole 20, the clamping position of the workpiece is placed between the fixed clamp plate 5 and the movable clamp plate 8, the pushing threaded rod 11 pushes the movable clamp plate 8 to move leftwards by the manual rotating pushing mechanism, and after the movable clamp plate 8 and the fixed clamp plate 5 clamp the workpiece, the workpiece can be machined by a tool, after the machining is finished, the machining workpiece can be loosened through the reversely rotating pushing mechanism, and the workpiece can be taken down, so that the effect that different workpieces can be clamped from different angles conveniently is achieved, and the working efficiency is improved.

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

1. A clamp for machine-building, comprising a fixed base (1), characterized in that: the four corners of unable adjustment base (1) is all fixed at the upper surface of workstation through fixing bolt (2), the upper surface of unable adjustment base (1) is provided with axis of rotation (3), the upper end of axis of rotation (3) is rotated and is connected with anchor clamps platform (4), the upper surface left end fixedly connected with solid fixed splint (5) of anchor clamps platform (4), the upper surface of anchor clamps platform (4) has screw rod fixed plate (7) through positioning bolt (6) swing joint, the upper surface swing joint of anchor clamps platform (4) has movable splint (8), the right side of movable splint (8) is provided with pushing mechanism, the side swing joint of anchor clamps platform (4) has fixed hexagon socket head cap screw bolt (9) of stationary fixture platform (4) position, the lower surface of anchor clamps platform (4) is provided with supplementary slewing mechanism.

2. A jig for machine manufacturing according to claim 1, wherein: the pushing mechanism comprises a screw sleeve (10) fixedly connected to the right side of the movable clamping plate (8), a pushing threaded rod (11) is movably connected to the side face of the screw sleeve (10), balls (12) are arranged between the screw sleeve (10) and the pushing threaded rod (11), a rotating sleeve (13) is sleeved on the top of the pushing threaded rod (11), and a manual rotating rod (14) is fixedly connected to the surface of the rotating sleeve (13).

3. A jig for machine manufacturing according to claim 1, wherein: the auxiliary rotating mechanism comprises a rotating wheel (15) which is rotatably connected to the lower surface of the clamp table (4), and a rotating groove (16) matched with the rotating wheel (15) is formed in the upper surface of the fixing base (1).

4. A jig for machine manufacturing according to claim 1, wherein: the material of unable adjustment base (1), anchor clamps platform (4), solid fixed splint (5), screw rod fixed plate (7) and activity splint (8) is high-quality carbon structural steel, the opposite face of solid fixed splint (5) and activity splint (8) is provided with semi-circular latch (17).

5. A jig for machine manufacturing according to claim 1, wherein: the bottom fixedly connected with activity splint (18) of activity splint (8), the shape of activity splint (18) is L shape, spout (19) with activity splint (18) looks adaptation are seted up to the upper surface of anchor clamps platform (4), spout (19) extend to anchor clamps platform (4) have the end most always.

6. A jig for machine manufacturing according to claim 1, wherein: the upper surface of anchor clamps platform (4) sets up positioning screw hole (20) of a plurality of and positioning bolt (6) looks adaptation, and positioning screw hole (20) are two lines of multiseriate evenly distributed in the both sides of anchor clamps platform (4).