CN207840006U - A kind of forging clamp - Google Patents

Abstract

The utility model discloses a kind of forging clamp; including upper clamp, lower clamp, upper clamp arm, lower clamp arm, pull rod, motion bar, clamp handle; upper clamp, upper clamp arm are symmetrically mounted on the stem of forging clamp with lower clamp, lower clamp arm; the end of upper clamp arm and lower clamp arm is connected with each other; vice body is internally provided with gear bar; upper clamp arm and lower clamp arm are equipped with gear with gear bar contact position; two clamp handle ends are equipped with thermal insulation protection set; two clamp handles are equipped with the positioning pin through clamp handle, and spring is connected between two positioning pins.It is matched with the gear of holder arms end by the way that gear bar is arranged inside clamp, allows the position for stretching drawing of clamp when using to be easy to control, facilitate the possibility for reducing peril generation while operation.

Description

A kind of forging clamp

Technical field

The utility model belongs to forging technical field of processing equipment, is related to a kind of forging clamp.

Background technology

Forging is one of main method and means of intermetallic composite coating, is so that metal stock metal is moulded using metal forming machinery Property deformation and fracture is come the processing method that is processed into part.Forging occupies very important status in national economy, is equipment Indispensable processing technology in manufacture, machinery, automobile, military project, aerospace industry, with the continuous depth of economic restructuring Change, forging industry will increasingly be taken seriously, therefore the development for forging industry becomes particularly important, in current forging process, relates to And all there is also larger promotion rooms for improvement for the various mechanical equipments and parts arrived, the research staff of correlative technology field is also In constantly researching and developing the various associated machines of improvement and parts for processing efficiency and Improving The Quality of Products can be improved.

General forging is divided into open die forging and die forging and needs to take out workpiece from forging mold, so after die sinking is completed in die forging And the process temperature forged is very high, worker is taken out workpiece using clamp in production process at present, but existing clamp clamp handle Temperature is excessively high, heat-proof quality is poor, therefore worker is easy to be burned, and worker needs both hands that clamp is clamped, it is difficult to keep Constant power and operating process is time-consuming and laborious, when being clamped unstable it may also happen that perils such as workpiece slide.Not only shadow Production and processing efficiency is rung, while the safety problem of worker is also difficult to ensure, therefore improving forging clamp makes it more pacify Complete and practicability is necessary.

Utility model content

In consideration of it, the utility model aim is to provide a kind of forging clamp.

Inventor passes through long-term exploration and trial and multiple experiment and effort, continuous reform and innovation, to solve The above technical problem, technical solution provided by the utility model are to provide a kind of forging clamp comprising upper clamp, Lower clamp, upper clamp arm, lower clamp arm, pull rod, motion bar, clamp handle, wherein upper clamp, upper clamp arm and lower clamp, lower clamp Arm is symmetrically mounted on the stem of forging clamp, and the end of upper clamp arm and lower clamp arm is connected with each other, and is set inside vice body There are gear bar, upper clamp arm and lower clamp arm to be equipped with gear with gear bar contact position, two clamp handle ends are equipped with thermal insulation protection Set, two clamp handles are equipped with the positioning pin through clamp handle, spring are connected between two positioning pins.

According to an a kind of specific implementation mode of forging clamp of the utility model, the upper clamp arm and lower folder The end of tong arm is connected by pin.

According to an a kind of specific implementation mode of forging clamp of the utility model, the pin and mounted on tooth Take turns the motion bar connection inside item.

According to an a kind of specific implementation mode of forging clamp of the utility model, the motion bar be mounted on Flexible band connection inside two clamp handles, the telescopic band other end and the positioning pin connection.

According to an a kind of specific implementation mode of forging clamp of the utility model, gear bar one end positioning Head end inside vice body, one end are located in the end inside vice body.

According to an a kind of specific implementation mode of forging clamp of the utility model, the gear bar is located in pincers One end of head end is equipped with limited block inside body, and gear bar is connected on limited block.

According to an a kind of specific implementation mode of forging clamp of the utility model, it is described fixed that the spring passes through Position pin is fixed between two clamp handles.

According to an a kind of specific implementation mode of forging clamp of the utility model, the upper clamp arm and lower folder Tong arm junction is equipped with pull rod, and the pull rod is connect with motion bar.

According to an a kind of specific implementation mode of forging clamp of the utility model, tooth and tooth on the gear Take turns the tooth intermeshing on item.

Compared with prior art, the utility model has below beneficial to innovative point：

The clamp used in traditional technology is there are clamp handle temperature is excessively high, the case where to be easy to happen scald worker, this reality Thermal insulation protection set is added in clamp handle end with novel, effectively prevents the generation of the above situation, in addition existing clamp exists difficult The problems such as to keep that difficult, unstable, easy landing is clamped, the power for needing Workpiece clamping that there is stability contorting, however worker grasps There is individual difference in work, be often extremely difficult to optimum efficiency, and the utility model is used is arranged gear inside clamp Item adjusts clamp position with the intermeshing effect of the gear of holder arms end, and clamp is internally provided with motion bar, motion bar connection There are telescopic band, telescopic band to be clamped using oscillating grippers adjustment when the utility model with through the positioning pin connection of two clamp handles Position makes the gear that holder arms end is installed be engaged with the gear of corresponding position in gear bar, you can clamp is made to keep stablizing shape State so just achievees the purpose that workpiece is not easy to slide.

Description of the drawings

It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not The restriction to range is should be considered as, for those of ordinary skill in the art, without creative efforts, It can also be obtained according to these attached drawings other relevant attached drawings.

Fig. 1 is the structural schematic diagram of the utility model.

Figure acceptance of the bid, which is remembered, is respectively：1- thermal insulation protection sets；2- springs；3- positioning pins；4- telescopic bands；5- upper clamp arms；On 6- Clamp；7- gear bars；8- motion bars；9- pull rods；10- pins；11- gears；12- limited blocks；13- lower clamp arms；It is pressed from both sides under 14- Pincers.

Specific implementation mode

It is illustrated below in conjunction with the accompanying drawings with a specific embodiment.

To keep the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.

It is a kind of forging clamp, upper clamp 6, lower clamp 14, upper clamp referring to Fig. 1, described in the present embodiment Arm 5, lower clamp arm 13, pull rod 9, motion bar 8, clamp handle, upper clamp 6, upper clamp arm 5 and lower clamp 14, lower clamp arm 13 are symmetrical Mounted on the stem of forging clamp, the end of upper clamp arm 5 and lower clamp arm 13 is connected with each other, and vice body is internally provided with tooth It takes turns item 7, upper clamp arm 5 and lower clamp arm 13 and is equipped with gear 11 with 7 contact position of gear bar, two clamp handle ends are equipped with heat-insulated guarantor Sheath 1, two clamp handles are equipped with the positioning pin 3 through clamp handle, spring 2,5 He of upper clamp arm are connected between two positioning pins 3 The end of lower clamp arm 13 is connected by pin 10, and the pin 10 is connect with the motion bar 8 inside gear bar 7, institute It states motion bar 8 to connect with the telescopic band 4 inside two clamp handles, 4 other end of telescopic band is connect with the positioning pin 3, described 7 one end of gear bar is located in the head end inside vice body, and one end is located in the end inside vice body, and the gear bar 7 is located in pincers One end of head end is equipped with limited block 12 inside body, and gear bar 7 is connected on limited block 12, and the spring 2 passes through the positioning pin It is fixed between two clamp handles, the upper clamp arm 5 and 13 junction of lower clamp arm are equipped with pull rod 9, the pull rod 9 and motion bar 8 It connects, the tooth on the gear 11 is intermeshed with the tooth in gear bar 7.

Vice body is internally provided with gear bar, upper clamp arm and lower clamp arm and is equipped with gear with gear bar contact position, works as gear Item drives gear movement, gear movement so that upper clamp arm and lower clamp arm is moved, complete holding action when moving.Two clamp handle ends It is equipped with thermal insulation protection set, the width and thickness of protective case can be adjusted accordingly according to actual working environment, and worker is made to operate When avoid being burned.Two clamp handles are equipped with the positioning pin through clamp handle, and spring is connected between two positioning pins, and positioning pin will Spring is stably installed between two clamp handles, is used herein as retaining spring, when clamp is pressed into certain position by worker, positioning Spring can fixed position, worker do not have to apply lasting power again, a large amount of labours can be saved.

Upper clamp arm is connected with the end of lower clamp arm by pin, and upper clamp arm and lower clamp arm intersect fixation, Pin, pin can also be replaced to connect with the motion bar inside gear bar with screw, upper clamp arm and lower clamp arm fortune It is dynamic that pin movement, pin movement is driven to drive motion bar movement.Motion bar connects with the telescopic band inside two clamp handles It connects, the telescopic band other end and above-mentioned positioning pin connection, that is, operating clamp makes clamp handle move, and the positioning pin in clamp handle drives telescopic band Movement, telescopic band transmit mutual power with motion bar again, and upper clamp and lower clamp is made to realize movement.Gear bar one end is located in pincers Head end inside body, one end are located in the end inside vice body, have run through the inside of vice body, precisely control caliper movement, One end that gear bar is located in head end inside vice body is equipped with limited block, and gear bar is connected on limited block, and limited block defines tooth The installation site for taking turns item, makes gear end not protrude, and the tooth intermeshing on the tooth and gear bar on gear, the two cooperation makes With realization technical purpose.

The utility model is when in use firstly the need of two gear bars of installation, two gear bars pair inside the vice body of clamp Vertical installation, one end of two gear bars are both connected on limited block, and upper clamp arm and lower clamp arm are equipped with gear bar contact position Gear, the tooth on gear are intermeshed with the tooth on the wheel rack, and upper clamp arm and lower clamp arm end intersect, infall It is fixed using pin, while pin is fixed with a pull rod, motion bar is installed inside gear bar, motion bar connects with above-mentioned pull rod Connect, the motion bar other end is connected with two telescopic bands, telescopic band respectively with the positioning pin connection through two clamp handles, two positioning pins Between spring is installed, two clamp handle ends are equipped with thermal insulation protection set.Clamping is equipped with thermal insulation protection set part when operation, passes through Two clamp handles are compressed to control clamp openings of sizes, clamp openings of sizes is adjusted according to workpiece size, utilizes gear and gear bar Between effect come control clamp open size, keep chucking power constant.

The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest range consistent with features of novelty.

Claims (10)

1. a kind of forging clamp, which is characterized in that upper clamp, lower clamp, upper clamp arm, lower clamp arm, pull rod, work Lever, clamp handle, upper clamp, upper clamp arm are symmetrically mounted on the stem of forging clamp, upper folder with lower clamp, lower clamp arm The end of tong arm and lower clamp arm is connected with each other, and vice body is internally provided with gear bar, and upper clamp arm and lower clamp arm connect with gear bar Synapsis is equipped with gear, and two clamp handle ends are equipped with thermal insulation protection set, and two clamp handles are equipped with the positioning pin through clamp handle, two positioning Spring is connected between pin.

2. forging clamp according to claim 1, which is characterized in that the end of the upper clamp arm and lower clamp arm End is connected by pin.

3. forging clamp according to claim 2, which is characterized in that the pin with inside the gear bar Motion bar connection.

4. forging clamp according to claim 3, which is characterized in that the motion bar in two clamp handles The flexible band connection in portion, the telescopic band other end and the positioning pin connection.

5. forging clamp according to claim 1, which is characterized in that described gear bar one end is located in vice body The head end in portion, one end are located in the end inside vice body.

6. forging clamp according to claim 5, which is characterized in that the gear bar is located in radical in vice body The one end at end is equipped with limited block, and gear bar is connected on limited block.

7. forging clamp according to claim 1, which is characterized in that the spring is fixed by the positioning pin Between two clamp handles.

8. forging clamp according to claim 1, which is characterized in that the upper clamp arm is connected with lower clamp arm Place is equipped with pull rod.

9. forging clamp according to claim 8, which is characterized in that the pull rod is connect with motion bar.

10. forging clamp according to claim 1, which is characterized in that on the tooth and gear bar on the gear Tooth intermeshing.