CN208195361U - A kind of free guide type pressure burr device of inner hole - Google Patents

Abstract

The utility model relates to a kind of free guide types of inner hole to press burr device, need the pressure burr device for being pressed burr workpiece accommodating space including band；Pressure burr device includes the guide frame fixed with punching press seat, and the pressure flash structure fixed with punching press stacker；Flash structure is pressed to be equipped with the first accommodating chamber of face pressure needle and receiving face pressing；Face pressure needle includes head corresponding with workpiece and the neck for pressing burr；Guide frame is equipped with movable block and accommodates the second accommodating chamber of movable block；There are gaps for the inner wall of the side surface of movable block and the second accommodating chamber；Movable block is equipped with avoid holes corresponding with head；A kind of the hole of product and formed punch to be carried out correcting automatically, so as to which to location and shape in mass production, there are the holes of slight error to carry out pressure burr, the free guide type of the inner hole of the limited deformation for avoiding hole presses burr device.

Description

A kind of free guide type pressure burr device of inner hole

Technical field

The utility model relates to metal stamping die technical fields, more specifically to a kind of free guide type of inner hole Press burr device.

Background technique

The edge of stamping parts is easy to have burr in the process of mould punching or metal product, if not carrying out to burr Processing is easy to scratch human body in transport and assembly, thus stamping parts become finished product it is previous as have the work of one of pressure burr Sequence；Traditional pressure burr is generally in the form of the method with non-free guide type pressure burr, due to can not freely be oriented to, be easy because Typical products in mass production produces the location and shape of mesoporous there are the error position of formed punch still punching press script, and cause the deformation in hole The problem of even product is washed out.

Utility model content

The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, it is automatic provide a kind of energy The hole of product and formed punch are subjected to correcting, so as to which there are the holes of slight error to press to location and shape in mass production Burr effectively avoids the free guide type pressure burr device of the inner hole of the deformation in hole.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of free guide type pressure burr device of inner hole is constructed, needs the pressure burr for being pressed burr workpiece accommodating space including band Device；Wherein, the pressure burr device includes the guide frame fixed with punching press seat, and the pressure burr fixed with punching press stacker Structure；The pressure flash structure is equipped with face pressure needle and accommodates the first accommodating chamber of the face pressure needle；The face pressure needle includes and institute It states the corresponding head of workpiece and presses the neck of burr；The guide frame is equipped with the second of movable block and the receiving movable block Accommodating chamber；There are gaps for the inner wall of the side surface of the movable block and second accommodating chamber；The movable block be equipped with it is described The corresponding avoid holes in head.

Optionally, the punching press stacker is equipped with the third accommodating chamber for accommodating the pressure flash structure；The pressure burr knot Structure includes lower die mold insert with first accommodating chamber, is connected to the spring thimble of lower die mold insert lower end and described Face pressure needle；The spring thimble is fixed with the punching press stacker.

Optionally, there are gaps for the side surface of first accommodating chamber and the face pressure needle.

Optionally, the punching press seat is equipped with upper limit column, and the punching press stacker is equipped with corresponding with the upper limit column Lower limit column.

Optionally, the punching press seat is equipped with guide post, and the punching press stacker is equipped with guide sleeve corresponding with the guide post.

Optionally, lower die mold insert edge is equipped with convex block；It is equipped with and the punching press stacker in the third accommodating chamber Fixed briquetting；The briquetting edge is equipped with groove corresponding with the convex block.

Optionally, the gap is 0.02-0.04mm.

Optionally, the guide post is ball guide post；The ball guide post includes the guide post body fixed with the punching press seat, and The steel ball sleeve for being fixed on the guide post external surface and matching with the guide sleeve.

The utility model has the beneficial effects that: workpiece is placed in accommodating space, before pressure burr so that band on workpiece The one of burr starts punching press facing towards pressure flash structure, and punching press seat drives guide frame downlink, is expressed on punching press stacker The head of workpiece, face pressure needle passes through workpiece, completes automatic guiding；Punching press seat continues traveling downwardly, and the head of face pressure needle enters movable block Avoid holes, and squeeze by gap between the second accommodating chamber and movable block the position of adjustment movable block, complete automatic guiding；Face Burr is squeezed into workpiece by the neck of pressing.The head outer diameter of the aperture ratio face pressure needle of guide frame is big, makes face pressure needle smooth Ground enters avoid holes, can just be automatically performed correcting process without human intervention the case where, convenience and high-efficiency also avoids manually grasping The problem of device that is stamped weighs wounded accidentally.With tradition pressure burr form stamping position it is constant compared with, the present apparatus can automatically by The hole of product and face pressure needle carry out correcting, so as to which to location and shape in mass production, there are the holes of slight error to press Burr effectively avoids the deformation in hole.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below in conjunction with attached drawing and reality Applying example, the utility model is described in further detail, and the accompanying drawings in the following description is only section Example of the invention, for this For the those of ordinary skill of field, without creative efforts, it is attached to can also be obtained according to these attached drawings other Figure:

Fig. 1 is overall diagram (the lower die mold insert of the free guide type pressure burr device of inner hole of the utility model preferred embodiment In jacking state by spring thimble)；

Fig. 2 be the utility model preferred embodiment inner hole free guide type pressure burr device in press burr device figure (under Mould mold insert is in the state jacked by spring thimble the first beginning and end).

Specific embodiment

It is practical below in conjunction with this in order to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Technical solution in new embodiment carries out clear, complete description, it is clear that described embodiment is the portion of the utility model Point embodiment, rather than whole embodiments.Based on the embodiment of the present invention, those of ordinary skill in the art are not paying creation Property labour under the premise of every other embodiment obtained, belong to the protection scope of the utility model.

The free guide type pressure burr device of the inner hole of the utility model preferred embodiment is as shown in Figure 1, simultaneously refering to Fig. 2； Need to be pressed the pressure burr device 200 of 3 accommodating space of burr workpiece including band；Pressure burr device 200 includes fixed with punching press seat 1 Guide frame 10, and the pressure flash structure 201 fixed with punching press stacker 2；Flash structure 201 is pressed to be equipped with face pressure needle 202 and hold Receive the first accommodating chamber (not marking in figure) of face pressure needle 202；Face pressure needle 202 includes that head 203 corresponding with workpiece 3 and pressure are draped over one's shoulders The neck 204 of cutting edge of a knife or a sword；Guide frame 10 is equipped with movable block 11 and accommodates the second accommodating chamber (not marking in figure) of movable block 11；Activity There are gaps for the inner wall of the side surface of block 11 and the second accommodating chamber；Movable block 11 is equipped with avoid holes corresponding with head 203 205；Press burr before, workpiece 3 is placed in accommodating space so that on workpiece 3 with burr one facing towards pressure flash structure 201, beginning punching press, drive 10 downlink of guide frame of punching press seat 1, the workpiece 3 being expressed on punching press stacker 2, face pressure needle 202 Head 203 passes through workpiece 3, completes automatic guiding；Punching press seat 1 continues traveling downwardly, and the head 203 of face pressure needle 202 enters movable block 11 Avoid holes 205, and squeeze by gap between the second accommodating chamber and movable block 11 position of adjustment movable block 11, complete automatic Correcting；Burr is squeezed into workpiece 3 by the neck 204 of face pressure needle 202.The head 203 of the aperture ratio face pressure needle 202 of guide frame 10 Outer diameter is big, allows face pressure needle 202 that can swimmingly enter avoid holes 205, can just be automatically performed correcting without human intervention the case where Process, convenience and high-efficiency also avoid manual operation and are stamped device the problem of weighing wounded accidentally.With the punching press of tradition pressure burr form Position is constant to be compared, and the hole of workpiece and face pressure needle 202 can be carried out correcting automatically by the present apparatus, so as to work in mass production There are the holes of slight error to carry out pressure burr for location and shape on part, effectively avoids the deformation in hole.

As shown in Figure 1, punching press stacker 2 is equipped with the third accommodating chamber for accommodating pressure flash structure 201；So that device is whole more Step up to gather beauty；Pressure flash structure 201 includes the lower die mold insert 206 for having the first accommodating chamber, is connected to 206 lower end of lower die mold insert The spring thimble 207 and face pressure needle 202 in portion；Spring thimble 207 and punching press stacker 2 are fixed；Use spring thimble 207 as again Position part, after workpiece 3 completes pressure burr, punching press seat 1 and punching press stacker 2 are separated, and lower die mold insert 206 is pushed up by spring thimble 207 It rises, workpiece 3 is promoted to separate with face pressure needle 202, complete automatic discharging；Active force is generated using the characteristic of return unit itself, without It with additional driving force again, is used multiple times, reseting performance is stablized, and resource and production cost have been saved.

As depicted in figs. 1 and 2, there are gaps for the side surface of the first accommodating chamber and face pressure needle 202；It is convenient for face pressure needle in gap 202 can be movable in accommodating chamber, realizes that face pressure needle 202 is automatically performed the correcting with workpiece 3 when being squeezed.

As shown in Figure 1, punching press seat 1 is equipped with upper limit column 12, punching press stacker 2 is equipped with lower limit corresponding with upper limit column 12 Position column 208；The Bottom Runby that punching press seat 1 is limited by limited post, prevents downlink excessive, damages workpiece 3 and pressure flash structure by pressure 201。

As shown in Figure 1, punching press seat 1 is equipped with guide post 13, punching press stacker 2 is equipped with guide sleeve 209 corresponding with guide post 13；Ensure Punching press seat 1 is accurately to position carry out activity, boot activity stroke.

As depicted in figs. 1 and 2,206 edge of lower die mold insert is equipped with convex block 210；It is equipped in third accommodating chamber and is accepted with punching press The fixed briquetting 211 of seat 2；211 edge of briquetting is equipped with groove 212 corresponding with convex block 210；Lower die mold insert 206 is in molding die closing During can be moved up and down because of spring thimble 207, briquetting 211 by limit convex block 210 position, lower die can be prevented Mold insert 206 pops up from spring thimble 207 and is detached from punching press stacker 2.

As depicted in figs. 1 and 2, gap 0.02-0.04mm；Such numerical value setting, guarantees that face pressure needle 202 can be micro- It adjusts, and is adapted with the error in the thickness of burr on workpiece 3 and hole, will not be run helter-skelter because gap is excessive, influence to press burr effect.

As shown in Figure 1, guide post 13 is ball guide post；Ball guide post includes the guide post body 14 fixed with punching press seat 1, and fixed 14 outer surface of guide post body and with guide sleeve 209 match steel ball sleeve 15；Steel ball sleeve 15 to cooperate guide post 13 and guide sleeve 209 was It is full of cooperation, realizes gapless assembly, combination precision is high, and the burr thickness of product is typically only 2-3, more requires small molding Error can improve pressure burr effect using ball guide post significantly.

It should be understood that for those of ordinary skills, it can be modified or changed according to the above description, And all these modifications and variations all should belong to the protection scope of the appended claims for the utility model.

Claims (8)

1. a kind of free guide type of inner hole presses burr device, need to be pressed the pressure burr of burr workpiece (3) accommodating space to fill including band Set (200)；It is characterized in that, pressure burr device (200) includes the guide frame (10) fixed with punching press seat (1), and with The fixed pressure flash structure (201) of punching press stacker (2)；The pressure flash structure (201) is equipped with face pressure needle (202) and accommodates institute State the first accommodating chamber of face pressure needle (202)；The face pressure needle (202) include head (203) corresponding with the workpiece (3) and Press the neck (204) of burr；The guide frame (10), which is equipped with movable block (11) and accommodates the second of the movable block (11), holds Receive chamber；There are gaps for the inner wall of the side surface of the movable block (11) and second accommodating chamber；The movable block (11) is equipped with Avoid holes (205) corresponding with the head (203).

2. the free guide type of inner hole according to claim 1 presses burr device, which is characterized in that the punching press stacker (2) it is equipped with the third accommodating chamber for accommodating pressure flash structure (201)；The pressure flash structure (201) includes with described the The lower die mold insert (206) of one accommodating chamber, the spring thimble (207) for being connected to lower die mold insert (206) lower end and the face Pressing (202)；The spring thimble (207) and the punching press stacker (2) are fixed.

3. the free guide type of inner hole according to claim 1 presses burr device, which is characterized in that first accommodating chamber with There are gaps for the side surface of the face pressure needle (202).

4. the free guide type of inner hole according to claim 1 presses burr device, which is characterized in that the punching press seat (1) sets Have upper limit column (12), the punching press stacker (2) is equipped with lower limit column (208) corresponding with the upper limit column (12).

5. the free guide type of inner hole according to claim 1 presses burr device, which is characterized in that the punching press seat (1) sets Have guide post (13), the punching press stacker (2) is equipped with guide sleeve (209) corresponding with the guide post (13).

6. the free guide type of inner hole according to claim 2 presses burr device, which is characterized in that the lower die mold insert (206) edge is equipped with convex block (210)；The briquetting fixed with the punching press stacker (2) is equipped in the third accommodating chamber (211)；Briquetting (211) edge is equipped with groove (212) corresponding with the convex block (210).

7. the free guide type of inner hole according to claim 3 presses burr device, which is characterized in that the gap is 0.02- 0.04mm。

8. the free guide type of inner hole according to claim 5 presses burr device, which is characterized in that the guide post (13) is rolling Pearl guide post；The ball guide post includes the guide post body (14) fixed with the punching press seat (1), and is fixed on the guide post body (14) Outer surface and the steel ball sleeve (15) to match with the guide sleeve (209).