CN215746040U - Hoop body stamping die - Google Patents

Abstract

The utility model relates to the field of part stamping equipment, and particularly discloses a hoop body stamping die which comprises a stamping die body connected with a stamping machine body, wherein the stamping die body comprises an upper die and a lower die, the lower die is fixedly connected with the stamping machine body, the upper die is connected with the stamping machine body in a sliding manner, an ejection assembly is arranged on the lower die and comprises an ejection rod, the ejection rod is used for ejecting a hoop body from the lower die, the ejection rod is vertically arranged, and the ejection rod is connected with the lower die in a sliding manner. This application has the effect that can improve hoop body stamping efficiency.

Description

Hoop body stamping die

Technical Field

The utility model relates to the technical field of part stamping equipment, in particular to a hoop body stamping die.

Background

The hoop body is used as a fastener and has a wide application in industry, such as the fixation of objects on telegraph poles or pipelines.

Generally, when machining a hoop body, a punching machine is generally used, a punching die body is installed on the punching machine, the punching die body comprises an upper die and a lower die, the lower die is fixed with the punching machine, the upper die is connected with the punching machine in a sliding manner, an operator places a material to be punched on the lower die, the upper die punches the material through sliding, and after punching, a solid is taken down from the lower die. After the hoop body is stamped, the hoop body is in a fit state with the upper surface of the lower die, so that an operator cannot conveniently take the hoop body down from the lower die, and the stamping efficiency of the hoop body is reduced.

SUMMERY OF THE UTILITY MODEL

In order to improve the punching efficiency to the hoop body, this application provides a hoop body stamping die.

The application provides a pair of hoop body stamping die, including being used for the stamping die body that is connected with the punching machine body, the stamping die body includes mould and bed die, the bed die with punching machine body fixed connection, go up the mould with the punching machine body is slided and is connected, be provided with ejecting subassembly on the bed die, ejecting subassembly includes the ejector pin, the ejector pin is used for following the hoop body the jacking on the bed die, the vertical setting of ejector pin, the ejector pin with the bed die is slided and is connected.

Through adopting above-mentioned technical scheme, operating personnel will treat the material of punching press and place on the bed die, go up the mould and move to the direction that is close to the bed die through sliding, treat the material of punching press and punch, the hoop body after the stamping forming is ejecting upwards under the effect of knock-out lever, breaks away from the bed die.

Optionally, the number of the ejection rods is two, and the two ejection rods are symmetrically arranged around the central line of the lower die in the thickness direction.

By adopting the technical scheme, the two ejector rods eject out the hoop body after stamping, so that the contact area between the ejector rods and the hoop body is increased, and the hoop body can be more stable in the ejection process.

Optionally, the lower end of the lower die is fixedly connected with a lower template, the lower ends of the two ejector rods are provided with movable plates, the movable plates are horizontally arranged and located below the lower template, the ejector rods are fixedly connected with the movable plates, and the movable plates are connected with the lower die in a sliding manner.

Through adopting above-mentioned technical scheme, two knock-out poles have guaranteed the synchronism of two knock-out poles at the in-process that slides jointly with fly leaf fixed connection, make two knock-out poles slide in same state all the time.

Optionally, a fixing rod is fixedly connected to the lower die plate below, the fixing rod is parallel to the ejection rod, and the movable plate is connected with the fixing rod in a sliding manner.

Through adopting above-mentioned technical scheme, the dead lever set up to the slip of knock-out lever provides the direction, makes two knock-out levers more stable at the in-process that slides.

Optionally, one end of the fixed rod, which is far away from the lower template, is provided with a butt plate, the butt plate is parallel to the movable plate, a compression spring is arranged between the movable plate and the butt plate, and the compression spring is sleeved on the fixed rod.

Through adopting above-mentioned technical scheme, among the stamping process, the knock-out lever slides downwards, drives the fly leaf and removes to the direction that is close to the butt joint board together, and the in-process that the fly leaf removed, compression spring is compressed, and after the punching press was accomplished, the knock-out lever upwards removed under compression spring's effect, and the automation is ejecting from the bed die with the hoop body, has realized the automatic re-setting of knock-out lever.

Optionally, the abutting plate is detachably connected with the fixing rod.

Through adopting above-mentioned technical scheme, make things convenient for operating personnel to change compression spring regularly, make compression spring better to the ejecting effect of ejector pin.

Optionally, a nut is connected to one end, far away from the lower template, of the fixing rod in a threaded manner, the abutting plate is located between the nut and the lower template, and the abutting plate abuts against the nut.

Through adopting above-mentioned technical scheme, the butt plate cover is established on the dead lever, through nut and dead lever threaded connection, carries on spacingly to the butt plate, has reduced the possibility that the butt plate drops from the dead lever.

Optionally, the lower mold is provided with a positioning groove corresponding to the hoop body.

Through adopting above-mentioned technical scheme, treat that the material of punching press passes through the constant head tank, fixes a position on the bed die, makes the hoop body precision after the punching press is accomplished higher.

In summary, the present application includes at least one of the following beneficial technical effects:

1. an operator places a material to be punched on the lower die, the upper die moves towards the direction close to the lower die through sliding, the material to be punched is punched, and the hoop body after punching forming is pushed upwards by the push-out rod under the action of the push-out rod and is separated from the lower die;

2. in the moving process of the movable plate, the compression spring is compressed, and after stamping is completed, the ejector rod moves upwards under the action of the compression spring to automatically eject the hoop body from the lower die, so that the automatic resetting of the ejector rod is realized;

3. the material to be punched passes through the positioning groove and is positioned on the lower die, so that the precision of the hoop body after punching is higher.

Drawings

Fig. 1 is a schematic view of a state for embodying the use of the present embodiment with a press body.

Fig. 2 is a schematic diagram for showing the structure of the stamping die body and the ejection assembly.

Fig. 3 is a schematic diagram for showing another view of the structure of the stamping die body and the ejection assembly.

Description of reference numerals:

1. a punch body; 2. a stamping die body; 21. a lower die; 211. positioning a groove; 212. stamping a surface; 22. an upper die; 3. a lower template; 4. ejecting the assembly; 41. ejecting the rod; 42. a movable plate; 43. fixing the rod; 44. a butt joint plate; 45. a nut; 46. a compression spring; 5. a hoop body; 51. bending a plate; 52. an ear plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses hoop body stamping die.

Referring to fig. 1, a hoop stamping die includes stamping die body 2 that is used for being connected with punching machine body 1, stamping die body 2 is used for stamping forming hoop 5, stamping die body 2 includes upper die 22 and bed die 21, bed die 21 links to each other with punching machine body 1 through lower bolster 3, the diapire fixed connection of lower bolster 3 and bed die 21, lower bolster 3 and punching machine body 1 fixed connection, upper die 22 is located the bed die 21 directly over, upper die 22 slides with punching machine body 1 and is connected, be provided with ejecting subassembly 4 on the bed die 21, ejecting subassembly 4 is used for ejecting from bed die 21 with the hoop 5 that the punching press was accomplished.

Referring to fig. 1, an operator places a material to be stamped on a lower die 21, an upper die 22 moves downwards to perform stamping, and after the stamping is completed, the hoop body 5 is ejected out of the lower die 21 by the ejection assembly 4, so that the hoop body 5 is conveniently taken down from the lower die 21 by the operator, and the stamping efficiency of the hoop body 5 is improved.

Referring to fig. 2, the hoop body 5 includes a bending plate 51, ear plates 52 are integrally formed at both ends of the bending plate 51, and a positioning groove 211 corresponding to the ear plates 52 is formed on the lower mold 21. Before the punching press, treat that the punching press material fixes a position through constant head tank 211, can make hoop body 5's punching press precision higher, the shaping is better.

Referring to fig. 2 and 3, the ejection assembly 4 includes two ejector rods 41, the two ejector rods 41 are disposed symmetrically with respect to a center line of the lower mold 21 in the thickness direction, the upper end surface of the lower mold 21 is a stamping surface 212, the ejector rods 41 are connected to the lower mold 21 in a sliding manner, the ejector rods 41 are vertically disposed, the upper ends of the ejector rods 41 extend above the stamping surface 212, the lower ends of the ejector rods 41 penetrate through the lower mold 3 and extend below the lower mold 3, the lower ends of the two ejector rods 41 are provided with movable plates 42, the movable plates 42 are horizontally disposed, and the two ejector rods 41 are both fixedly connected to the movable plates 42. The two ejector rods 41 are fixedly connected with the movable plate 42 together, so that the synchronism of the two ejector rods 41 in the sliding process is ensured, and the two ejector rods 41 can slide synchronously all the time.

Referring to fig. 2 and 3, a butt plate 44 is arranged below the movable plate 42, the butt plate 44 is parallel to the movable plate 42, the butt plate 44 is connected to the lower template 3 through fixing rods 43, two fixing rods 43 are provided, the two fixing rods 43 are both parallel to the ejection rod 41, the upper end of each fixing rod 43 penetrates through the movable plate 42 and is fixedly connected to the lower template 3, the movable plate 42 is connected to the fixing rods 43 in a sliding manner, the lower end of each fixing rod 43 penetrates through the butt plate 44 and extends out of the butt plate 44, a nut 45 is connected to the lower end of each fixing rod 43 through a thread, and the butt plate 44 is located above the nut 45 and abuts against the nut 45.

Referring to fig. 2 and 3, a compression spring 46 is disposed between the movable plate 42 and the abutting plate 44, the compression spring 46 is sleeved outside the fixed rod 43, one end of the compression spring 46 abuts against the abutting plate 44, and the other end of the compression spring 46 abuts against the movable plate 42.

Referring to fig. 2 and 3, during stamping, the ejection rod 41 is forced to slide downward to drive the movable plate 42 to move together in a direction close to the abutting plate 44, the compression spring 46 is compressed during the movement of the movable plate 42, and after stamping is completed, the ejection rod 41 moves upward under the action of the compression spring 46 to automatically eject the hoop body 5 from the lower die 21, so that automatic resetting of the ejection rod 41 is realized. Meanwhile, the abutting plate 44 needs to be detached to replace the compression spring 46, and only the nut 45 needs to be unscrewed from the fixing rod 43, and the compression spring 46 needs to be detached and replaced, so that the operation is simple and convenient.

The implementation principle of the embodiment of the application is as follows: the operator first positions the lug plate 52 through the positioning groove 211 of the lower die 21, the press body 1 is started, and the upper die 22 cooperates with the lower die 21 to perform the pressing. During punching, the ejector rod 41 slides downward under the action of the punching force, the compression spring 46 is compressed under the action of the movable plate 42, after the punching is completed, the upper die 22 is separated from the lower die 21, the compression spring 46 deforms and returns to the initial state, the movable plate 42 drives the ejector rod 41 to slide upward under the action of the compression spring 46, and the hoop body 5 is ejected from the lower die 21 by the ejector rod 41.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A hoop body stamping die, includes the stamping die body (2) that is used for being connected with punching machine body (1), stamping die body (2) include last mould (22) and bed die (21), bed die (21) with punching machine body (1) fixed connection, go up mould (22) with punching machine body (1) connection of sliding, its characterized in that: the lower die (21) is provided with an ejection assembly (4), the ejection assembly (4) comprises an ejection rod (41), the ejection rod (41) is used for jacking the hoop body (5) from the lower die (21), the ejection rod (41) is vertically arranged, and the ejection rod (41) is connected with the lower die (21) in a sliding mode.

2. The hoop body stamping die of claim 1, wherein: the number of the ejection rods (41) is two, and the two ejection rods (41) are symmetrically arranged along the central line of the lower die (21) in the thickness direction.

3. The hoop body stamping die of claim 2, wherein: lower mould (21) lower extreme fixedly connected with lower bolster (3), two the lower extreme of liftout pole (41) is provided with fly leaf (42), fly leaf (42) level sets up, fly leaf (42) are located lower bolster (3) below, liftout pole (41) with fly leaf (42) fixed connection, fly leaf (42) with lower mould (21) slide and connect.

4. The hoop body stamping die of claim 3, wherein: the lower die plate (3) is fixedly connected with a fixing rod (43) below, the fixing rod (43) is parallel to the ejection rod (41), and the movable plate (42) is connected with the fixing rod (43) in a sliding mode.

5. The hoop body stamping die of claim 4, wherein: one end, far away from the lower template (3), of the fixing rod (43) is provided with a butt plate (44), the butt plate (44) is parallel to the movable plate (42), a compression spring (46) is arranged between the movable plate (42) and the butt plate (44), and the fixing rod (43) is sleeved with the compression spring (46).

6. The hoop body stamping die of claim 5, wherein: the abutting plate (44) is detachably connected with the fixing rod (43).

7. The hoop body stamping die of claim 6, wherein: one end, far away from the lower template (3), of the fixing rod (43) is connected with a nut (45) in a threaded mode, the abutting plate (44) is located between the nut (45) and the lower template (3), and the abutting plate (44) is abutted to the nut (45).

8. The hoop body stamping die of claim 7, wherein: the lower die (21) is provided with a positioning groove (211) corresponding to the hoop body (5).

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