CN220347120U - Automatic cutting device for cold header - Google Patents

Abstract

The utility model discloses an automatic cutting device for a cold header, which belongs to the technical field of cold headers and comprises a fixing frame, wherein a fixing knife rest is arranged in the fixing frame, two fixing sleeves are connected to the outer surface of the fixing knife rest in a sliding manner, a fixing opening is formed in the upper surface of the fixing frame, a hydraulic rod is fixedly arranged in the fixing opening, the output end of the hydraulic rod is fixedly connected with the upper surface of the fixing knife rest, a clamping groove is formed in the bottom surface of the fixing knife rest, the hydraulic rod is controlled by a controller of the cold header to drive a cutter on the fixing knife rest to descend under the cooperation of a sliding groove and a sliding block, materials can be automatically cut off, when the cutter is damaged, two limiting plates on the fixing knife rest are pulled out, the fixing sleeves are moved to two sides through a handle, the cutter is separated from the cutter, the cutter is pulled out in the clamping groove, a new cutter is clamped in, a positioning column on the cutter is inserted into a positioning hole, the two fixing sleeves are pulled, and the cutter is clamped again, so that the replacement of the cutter is convenient.

Description

Automatic cutting device for cold header

Technical Field

The utility model relates to the field of cold heading machines, in particular to an automatic cutting device for a cold heading machine.

Background

The cold header is forging forming equipment for thickening the top of a bar or a wire rod at room temperature, is special equipment which is mainly used for mass production of fasteners such as nut bolts and the like, and adopts a cold header method to header the heads of the bolts and the screws, so that cutting work can be reduced as much as possible, and the cold header is directly formed into a required shape and size, thereby not only saving a large amount of materials, but also greatly improving production efficiency and remarkably improving the mechanical strength of the upsetting part.

The cold header includes transmission system, linear material feeding unit, rotatory clamp, cutter system, positive mould release mechanism and closed back holds in the palm with adjustable, and cutter system is used for cutting off the material, because the cutter uses for a long time, can appear wearing and tearing, needs to be changed regularly, but current cutting device is inconvenient for changing the cutter, need consume a large amount of time when the cutter damages and go to change, influences machining efficiency, consequently, the skilled person provides an automatic cutting device for cold header to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

The utility model aims to provide an automatic cutting device for a cold header, 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 an automatic cutting device for cold heading machine, includes the mount, the inside of mount is equipped with fixed knife rest, fixed knife rest's surface sliding connection has two fixed cover, fixed mouthful has been seted up to the upper surface of mount, fixed mouthful inside fixed mounting has the hydraulic stem, the output and the upper surface fixed connection of fixed knife rest of hydraulic stem, the draw-in groove has been seted up to fixed knife rest's bottom surface, the inside joint of draw-in groove has the cutter.

As still further aspects of the utility model: two locating holes are formed in the upper surface of the fixed tool rest, two locating columns are fixedly connected to the upper surface of the cutter, and the top ends of the locating columns penetrate through the locating holes and extend to the upper portion of the fixed tool rest.

As still further aspects of the utility model: two limiting openings are formed in the upper surface of the fixed tool rest, limiting plates are sleeved in the limiting openings, and the outer surfaces of the limiting plates are contacted with the fixed sleeve.

As still further aspects of the utility model: two sliding grooves are formed in the inner side wall of the fixing frame, sliding blocks are connected inside the sliding grooves in a sliding mode, and one side face, close to each other, of each sliding block is fixedly connected with the left end and the right end of the fixing tool rest respectively.

As still further aspects of the utility model: the bottom fixedly connected with of mount two mounting panels, every two mounting holes have all been seted up to the upper surface of mounting panel.

As still further aspects of the utility model: the front of mount and the back of mount all fixedly connected with backup pad, every the bottom surface of backup pad all is connected with the upper surface fixed of mounting panel.

As still further aspects of the utility model: the front of each fixed sleeve is fixedly connected with a handle.

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

this automatic cutting device for cold heading machine, through setting up the mounting panel in the bottom of mount, can fix cutting device on the cold heading machine, be connected the controller of cold heading machine with the control end of hydraulic stem, can realize the automatic control to the hydraulic stem, the hydraulic stem drives the cutter on the fixed knife rest and descends under the cooperation of spout and slider, can cut off the material automatically, when the cutter damages, extract two limiting plates on the fixed knife rest, remove fixed cover to both sides through the handle, make fixed cover break away from the cutter, extract the cutter in the draw-in groove, card income new cutter, make the reference column on the cutter insert in the locating hole, stimulate two fixed covers, the cutter is blocked again, thereby the change to the cutter is convenient.

Drawings

FIG. 1 is a schematic perspective view of an automatic cutting device for a cold header;

FIG. 2 is a front sectional view of a fixing frame in an automatic cutting device for a cold header;

FIG. 3 is a front cross-sectional view of a fixed tool holder in an automatic cutting device for a cold header;

fig. 4 is a schematic perspective view of a cutter in an automatic cutting device for a cold header.

In the figure: 1. a fixing frame; 2. a hydraulic rod; 3. a limiting plate; 4. a cutter; 5. a chute; 6. a support plate; 7. a mounting plate; 8. a mounting hole; 9. a fixed sleeve; 10. fixing the tool rest; 11. a slide block; 12. a fixed port; 13. positioning columns; 14. positioning holes; 15. a limit opening; 16. a clamping groove; 17. a handle.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1 to 4, in an embodiment of the present utility model, an automatic cutting device for a cold header includes a fixing frame 1, a fixing tool rest 10 is provided in the fixing frame 1, two fixing sleeves 9 are slidably connected to an outer surface of the fixing tool rest 10, a fixing opening 12 is provided on an upper surface of the fixing frame 1, a hydraulic rod 2 is fixedly installed in the fixing opening 12, an output end of the hydraulic rod 2 is fixedly connected with an upper surface of the fixing tool rest 10, a clamping groove 16 is provided on a bottom surface of the fixing tool rest 10, and a cutter 4 is clamped in the clamping groove 16.

Two locating holes 14 have been seted up to the upper surface of fixed knife rest 10, the upper surface fixedly connected with of cutter 4 has two reference columns 13, the top of every reference column 13 all runs through locating hole 14 and extends to the top of fixed knife rest 10, through locating hole 14 and reference column 13 cooperation, can make things convenient for cutter 4 to install in place, two spacing mouths 15 have been seted up to the upper surface of fixed knife rest 10, the inside of every spacing mouthful 15 all overlaps and is equipped with limiting plate 3, the surface of every limiting plate 3 all contacts with fixed cover 9, through limiting plate 3 and spacing mouthful 15 cooperation fixed cover 9, can play the effect of spacing fixed cover 9, two spouts 5 have been seted up to the inside wall of mount 1, the inside of every spout 5 all sliding connection has slider 11, two sides that slider 11 are close to each other are fixed knife rest 10 with the left and right sides fixed knife rest 10 respectively, make things convenient for fixed knife rest 10 to slide through spout 5 and slider 11 cooperation.

Two mounting plates 7 are fixedly connected with the bottom end of mount 1, two mounting holes 8 have all been seted up to the upper surface of every mounting plate 7, make things convenient for cutting device installation fixedly through mounting plate 7 and mounting hole 8, the front of mount 1 and the equal fixedly connected with backup pad 6 in the back of mount 1, the bottom surface of every backup pad 6 all with the upper surface fixed connection of mounting plate 7, can guarantee the stability of mount 1 connection through backup pad 6, the equal fixedly connected with handle 17 in the front of every fixed cover 9, conveniently drive fixed cover 9 and remove through handle 17.

The working principle of the utility model is as follows: when the automatic cutting device is used, firstly, the automatic cutting device is fixed on a cold header through the mounting plate 7 at the bottom of the fixing frame 1, the automatic cutting device is connected with a controller of the cold header, the fixed cutter rest 10 is driven to descend through the controller to control the hydraulic rod 2, the fixed cutter rest 10 drives the cutter 4 to cut off materials under the cooperation of the sliding groove 5 and the sliding block 11, when the cutter 4 needs to be replaced, the limiting plate 3 on the fixed cutter rest 10 is pulled out of the limiting opening 15, the two fixed sleeves 9 are pulled by the handle 17 to separate from the cutter 4, the cutter 4 is pulled out of the clamping groove 16, the new cutter 4 is replaced to be inserted into the clamping groove 16, the positioning column 13 and the positioning hole 14 on the cutter 4 are connected, then the two ends of the cutter 4 are sleeved by the two fixed sleeves 9, and the limiting plate 3 is inserted to be limited.

While the utility model has been described with reference to the preferred embodiments, it will be apparent to those skilled in the art that the utility model is not limited to the details of the exemplary embodiments and that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, as long as the scope of the utility model is defined by the claims and its spirit and scope. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides an automatic cutting device for cold heading machine, includes mount (1), its characterized in that, the inside of mount (1) is equipped with fixed knife rest (10), the surface sliding connection of fixed knife rest (10) has two fixed cover (9), fixed mouth (12) have been seted up to the upper surface of mount (1), the inside fixed mounting of fixed mouth (12) has hydraulic stem (2), the output of hydraulic stem (2) is connected with the upper surface fixed of fixed knife rest (10), draw-in groove (16) have been seted up to the bottom surface of fixed knife rest (10), the inside joint of draw-in groove (16) has cutter (4).

2. The automatic cutting device for the cold header according to claim 1, wherein two positioning holes (14) are formed in the upper surface of the fixed cutter frame (10), two positioning columns (13) are fixedly connected to the upper surface of the cutter (4), and the top end of each positioning column (13) penetrates through the positioning hole (14) and extends to the upper portion of the fixed cutter frame (10).

3. The automatic cutting device for the cold header according to claim 1, wherein two limiting openings (15) are formed in the upper surface of the fixed tool rest (10), limiting plates (3) are sleeved in the limiting openings (15), and the outer surface of each limiting plate (3) is in contact with the fixed sleeve (9).

4. The automatic cutting device for the cold header according to claim 1, wherein two sliding grooves (5) are formed in the inner side wall of the fixing frame (1), sliding blocks (11) are slidably connected in the sliding grooves (5), and one side surface, close to each other, of each sliding block (11) is fixedly connected with the left end and the right end of the fixing tool rest (10) respectively.

5. The automatic cutting device for the cold header according to claim 1, wherein the bottom end of the fixing frame (1) is fixedly connected with two mounting plates (7), and two mounting holes (8) are formed in the upper surface of each mounting plate (7).

6. The automatic cutting device for the cold header according to claim 1, wherein the front surface of the fixing frame (1) and the back surface of the fixing frame (1) are fixedly connected with support plates (6), and the bottom surface of each support plate (6) is fixedly connected with the upper surface of the mounting plate (7).

7. An automatic cutting device for cold header according to claim 1, characterized in that the front face of each fixing sleeve (9) is fixedly connected with a handle (17).