CN213615460U

CN213615460U - Magnetizing clamp

Info

Publication number: CN213615460U
Application number: CN202022337840.0U
Authority: CN
Inventors: 徐小龙; 王纬; 张建伟
Original assignee: Jiangsu Wantai Motor Co ltd
Current assignee: Jiangsu Wantai Motor Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-07-06
Anticipated expiration: 2030-10-19

Abstract

The utility model belongs to the technical field of fixed fixture technique and specifically relates to a magnetizing clamp, including anchor clamps body, buffering hydraulic stem and small-size electro-magnet. The utility model discloses a magnetizing clamp is assembled by middle assembly pivot activity assembly left side upset arm lock and right side upset arm lock, lateral installation draw-in groove installs iron reset spring and is used for controlling its flexible small-size electro-magnet on the assembly plate in the upset arm lock, controls upset arm lock upset centre gripping, set up the vertical flexible through-hole of built-in elastic expansion frame in middle assembly pivot inside, in the inside activity assembly buffering hydraulic stem of elastic expansion frame, reduce the terminal impact force of upset arm lock centre gripping through the buffering liquid depression bar, thereby promote the security of electromagnetism centre gripping equipment; the buffering hydraulic rod is inserted into the elastic telescopic frame through overturning, so that the longitudinal telescopic through hole can be conveniently inserted as required, the clamping mode of the buffering hydraulic rod can be freely changed as required, the adjusting operation is simple and convenient, and the application range is wider.

Description

Magnetizing clamp

Technical Field

The utility model belongs to the technical field of fixed fixture technique and specifically relates to a magnetizing clamp.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. Any process step in the process, the means for quickly, conveniently and safely mounting the workpiece, may be referred to as a jig.

The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (a fixture base), and the like.

The current clamps on the market are mainly controlled by hands, electromagnetism and a screw rod, and the traditional manual control is time-consuming and labor-consuming and has low efficiency; electromagnetic control has no buffer property, so that the clamping impact force is large, and clamped objects can be damaged; the screw rod is low in control clamping efficiency and high in control cost.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problems in the prior art, an improved magnetizing jig is provided to solve the problems in the prior art.

The utility model provides a technical scheme that its technical problem adopted is: a magnetizing clamp comprises a clamp body, a buffering hydraulic rod and a small electromagnet, wherein the clamp body comprises a left overturning clamping arm, a right overturning clamping arm and a middle assembly rotating shaft for movably assembling the left overturning clamping arm and the right overturning clamping arm, arc extrusion limiting grooves are formed in the arc surfaces of the inner sides of the left overturning clamping arm and the right overturning clamping arm and positioned above the middle assembly rotating shaft, a longitudinal telescopic through hole with a built-in elastic telescopic frame is formed in the middle assembly rotating shaft, a lateral assembly through hole for installing the buffering hydraulic rod is formed in the upper end of the inner side surface of the elastic telescopic frame, the buffering hydraulic rod is inserted into the lateral assembly through hole at the corresponding position through a lateral rotating shaft of an integrated structure and movably assembled with the elastic telescopic frame, and the front end and the rear end of the left overturning clamping arm and the front end and the rear end of the right overturning clamping arm are respectively provided with an assembly, and iron reset springs are arranged at the front ends and the rear ends of the left side overturning clamping arms and the right side overturning clamping arms.

The buffering hydraulic stem both ends all be equipped with hydraulic telescoping rod, the equal axial fixity in hydraulic telescoping rod top have an arc side direction extrusion piece, the buffering hydraulic stem inserts corresponding position arc extrusion spacing inslot portion respectively with left side upset arm lock and right side upset arm lock sliding connection through the arc side direction extrusion piece at both ends.

The elastic telescopic frame comprises an inverted n-shaped structure telescopic frame body, a lateral limiting block fixed on the outer side of the telescopic frame body and a longitudinal spring sleeved on the outer side of the telescopic frame body.

The inner side surface of the longitudinal telescopic through hole is positioned at an upper end opening position and is provided with an assembly sinking blind hole matched with the longitudinal spring, and the lower end of the longitudinal spring is clamped with the middle assembly rotating shaft inside the assembly sinking blind hole through insertion.

The lower end of the right side surface of the left side overturning clamping arm and the lower end of the left side surface of the right side overturning clamping arm are both provided with arc transition openings matched with the elastic telescopic frames.

The assembly plate lateral surface on all offer the side direction installation draw-in groove that is used for fixed small-size electro-magnet, side direction installation draw-in groove medial surface central point put and seted up circular installation through-hole, side direction installation draw-in groove medial surface set up with circular installation through-hole matched with inside mounting groove, iron reset spring outside top insert inside mounting groove inside and assembly plate lateral surface fixed connection from circular installation through-hole.

The utility model has the advantages that:

(1) the utility model discloses a magnetizing clamp is assembled through middle assembly pivot activity by left side upset arm lock and right side upset arm lock and is constituteed, lateral installation draw-in groove installs iron reset spring and is used for controlling its flexible small-size electro-magnet on the assembly plate in the upset arm lock, control upset arm lock upset centre gripping, set up the vertical flexible through-hole of built-in elastic expansion frame in the middle assembly pivot inside, the buffering hydraulic stem that has arc side direction extrusion piece at elastic expansion frame inside activity assembly both ends, reduce the impact force of upset arm lock centre gripping end through the buffering hydraulic stem, thereby promote the security of electromagnetic clamping equipment;

(2) the buffering hydraulic rod is inserted into the elastic telescopic frame through overturning, so that the longitudinal telescopic through hole can be conveniently inserted as required, the clamping mode of the buffering hydraulic rod can be freely changed as required, the adjusting operation is simple and convenient, and the application range is wider.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial sectional view of the middle-size and small-size electromagnet assembling end of the utility model.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The magnetizing clamp shown in figures 1 and 2 comprises a clamp body, a buffering hydraulic rod 1 and a small electromagnet 2, wherein the clamp body comprises a left overturning clamping arm 3, a right overturning clamping arm 4 and a middle assembly rotating shaft 5 for movably assembling the left overturning clamping arm and the right overturning clamping arm, arc extrusion limiting grooves 6 are arranged above the middle assembly rotating shaft 5 on the inner side arc surfaces of the left overturning clamping arm 3 and the right overturning clamping arm 4, a longitudinal telescopic through hole 7 with a built-in elastic telescopic frame is arranged in the middle assembly rotating shaft 5, a lateral assembly through hole for installing the buffering hydraulic rod 1 is arranged at the upper end of the inner side surface of the elastic telescopic frame, the buffering hydraulic rod 1 is inserted into the lateral assembly through hole at the corresponding position through a lateral rotating shaft of an integral structure and is movably assembled with the elastic telescopic frame, and the front end and the rear end of the left overturning clamping arm 3 and the front end and the rear end of the right overturning clamping arm, the front and rear ends of the left side overturning clamping arm 3 and the right side overturning clamping arm 4 are both provided with an iron reset spring 9.

Example (b): small-size electro-magnet 2 opens and close through external power supply power and external on-off control, and the principle of buffer solution depression bar 1 is similar with the buffer gear in the hydraulic cushion hinge on the market, and when small-size electro-magnet 2 starts, iron reset spring 9 shrink drives left side upset arm lock 3 and the relative upset of right side upset arm lock 4, then after overturning certain angle, 1 both sides pressurized of buffer solution depression bar plays the buffering and slows down the usage of clamping speed.

Further, for cooperation side direction extrusion assembly, 1 both ends of buffering hydraulic stem all are equipped with hydraulic telescoping rod 10, and the equal axial fixity in 10 tops of hydraulic telescoping rod has arc side direction extrusion piece 11, and buffering hydraulic stem 1 inserts corresponding position arc extrusion spacing groove 6 inside respectively with left side upset arm lock 3 and right side upset arm lock 4 sliding connection through the arc side direction extrusion piece 11 at both ends.

Further, in order to cooperate with elastic telescopic reset, the elastic telescopic frame comprises an inverted n-shaped structure telescopic frame body 12, a lateral limiting block 13 fixed on the outer side of the telescopic frame body 12 and a longitudinal spring 14 sleeved on the outer side of the telescopic frame body 12, further, in order to facilitate fixing, an assembly sinking blind hole matched with the longitudinal spring 14 is formed in the position, at the upper end opening, of the inner side face of a longitudinal telescopic through hole 7, and the lower end of the longitudinal spring 14 is clamped with the middle assembly rotating shaft 5 in a mode that the assembly sinking blind hole is inserted.

Further, for the cooperation upset, 3 right flank lower extremes of left side upset arm lock and 4 left flanks lower extremes of right side upset arm lock all seted up with flexible frame matched with arc transition mouth 15, furtherly, for the cooperation assembly, all offer the side direction installation draw-in groove 16 that is used for fixed small-size electro-magnet 2 on the 8 lateral surfaces of assembly plate, 16 medial surface central point of side direction installation draw-in groove put and seted up circular installation through-

hole

17, 16 medial surfaces of side direction installation draw-in groove offer with circular installation through-hole 17 matched with inside mounting groove 18, iron reset spring 9 outside top inserts inside mounting groove 18 inside and 8 lateral surface fixed connection of assembly plate from circular installation through-hole 17.

The utility model discloses a magnetizing clamp is assembled by the activity of middle assembly pivot 5 through left side upset arm lock 3 and right side upset arm lock 4, lateral installation draw-in groove 16 is installed to iron reset spring 9 and is used for controlling its flexible small-size electro-magnet 2 on the assembly plate 8 in the upset arm lock, control upset arm lock upset centre gripping, set up the longitudinal extension through-hole 7 of built-in elastic expansion frame in middle assembly pivot 5 inside, the buffer solution depression bar 1 that has arc lateral extrusion piece 11 at the inside activity assembly both ends of elastic expansion frame, reduce the impact force of upset arm lock centre gripping end through buffering hydraulic stem 1, thereby promote the security of electromagnetic clamping equipment; the buffering hydraulic rod 1 is inserted into the elastic telescopic frame through overturning, so that the longitudinal telescopic through hole 7 can be conveniently inserted as required, the clamping mode of the buffering hydraulic rod can be freely changed as required, the adjusting operation is simple and convenient, and the application range is wider.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a anchor clamps magnetize, includes anchor clamps body, buffering hydraulic stem (1) and small-size electro-magnet (2), characterized by: the clamp body comprises a left overturning clamping arm (3), a right overturning clamping arm (4) and a middle assembly rotating shaft (5) for movably assembling the left overturning clamping arm and the right overturning clamping arm, wherein the arc surfaces of the inner sides of the left overturning clamping arm (3) and the right overturning clamping arm (4) are positioned above the middle assembly rotating shaft (5) and are provided with arc extrusion limiting grooves (6), a longitudinal telescopic through hole (7) with a built-in elastic telescopic frame is formed in the middle assembly rotating shaft (5), the upper end of the inner side surface of the elastic telescopic frame is provided with a lateral assembly through hole for installing a buffering hydraulic rod (1), the buffering hydraulic rod (1) is inserted into the lateral assembly through hole at the corresponding position through an integral structure lateral rotating shaft and is movably assembled with the elastic telescopic frame, and the front end and the rear end of the left overturning clamping arm (3) and the front end and the rear end of the right overturning clamping arm (4) are respectively provided with an integral structure assembly plate, the front end and the rear end of the left side overturning clamping arm (3) and the right side overturning clamping arm (4) are both provided with iron reset springs (9).

2. The magnetizing jig of claim 1, wherein: buffering hydraulic stem (1) both ends all be equipped with hydraulic telescoping rod (10), hydraulic telescoping rod (10) the equal axial fixity in top have arc side direction extrusion piece (11), buffering hydraulic stem (1) insert through arc side direction extrusion piece (11) at both ends and correspond position arc extrusion spacing groove (6) inside respectively with left side upset arm lock (3) and right side upset arm lock (4) sliding connection.

3. The magnetizing jig of claim 1, wherein: the elastic telescopic frame comprises a telescopic frame body (12) with an inverted n-shaped structure, a lateral limiting block (13) fixed on the outer side of the telescopic frame body (12) and a longitudinally-arranged spring (14) sleeved on the outer side of the telescopic frame body (12).

4. A magnetizing jig according to claim 3, wherein: the inner side surface of the longitudinal telescopic through hole (7) is positioned at an upper end opening position and is provided with an assembly sinking blind hole matched with the longitudinal spring (14), and the lower end of the longitudinal spring (14) is clamped with the built-in assembly rotating shaft (5) in the assembly sinking blind hole in an inserting manner.

5. The magnetizing jig of claim 1, wherein: the lower end of the right side surface of the left side overturning clamping arm (3) and the lower end of the left side surface of the right side overturning clamping arm (4) are provided with arc transition openings (15) matched with the elastic telescopic frames.

6. The magnetizing jig of claim 1, wherein: assembly plate (8) lateral surface on all offer side direction installation draw-in groove (16) that are used for fixed small-size electro-magnet (2), side direction installation draw-in groove (16) medial surface central point put and seted up circular mounting hole (17), side direction installation draw-in groove (16) medial surface seted up with circular mounting hole (17) matched with inside mounting groove (18), iron reset spring (9) outside top insert inside mounting groove (18) inside and assembly plate (8) lateral surface fixed connection from circular mounting hole (17).