CN210121638U - Auxiliary tool for stamping - Google Patents

Abstract

The utility model provides an appurtenance for stamping, it includes: the supporting part can be placed in a pipe fitting to be stamped, the supporting part comprises a rear seat and a positioning step arranged at the front end of the rear seat, and a slide way is arranged in the rear seat; the sliding part can be placed in a pipe fitting to be punched and comprises a tip and a sliding rod connected with the tip, the sliding rod is positioned behind the tip and can reciprocate forwards or backwards along the slide way, so that the tip is driven to move relative to the supporting part; the slide bar can move backward along the slide and lean on with location step counterbalance until the rear end face of end, forms the punching press breach between the front end face of rear seat and the rear end face of end portion, and the top homoenergetic of end and rear seat all can lean on with the inner wall counterbalance of the pipe fitting of treating the punching press. The utility model discloses an in-process that is used for stamping process to tubular workpiece uses this appurtenance, can prevent that tubular workpiece from appearing warping, reduces the disability rate of tubular workpiece in the assistance for stamping process.

Description

Auxiliary tool for stamping

Technical Field

The utility model relates to a stamping process technical field especially relates to an appurtenance for stamping process.

Background

In modern industrial production, a lot of workpieces need to be processed with tooth grooves on the workpiece through a stamping forming technology, for example, a headrest bracket of an automobile seat. The headrest of the seat of modern cars generally can all move up or down to adjust its height, and the existing headrest support is mostly tubular structure, and the part of being connected with car seat sets up a plurality of tooth's sockets to fix a position and fix at the in-process of adjusting the height of seat headrest. However, the inventor finds that when a tubular structure similar to an automobile headrest support is punched in the prior art, a tubular workpiece is very easy to be punched and deformed, so that the rejection rate of the tubular workpiece is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned whole or partial problem, the utility model provides an appurtenance for stamping processes uses this appurtenance at the in-process that carries out stamping processes to tubular workpiece, can prevent that tubular workpiece from appearing warping, reduces tubular workpiece's disability rate.

The utility model provides an appurtenance for stamping, it includes: the supporting part can be placed in a pipe fitting to be stamped, the supporting part comprises a rear seat and a positioning step arranged at the front end of the rear seat, the height of the positioning step is lower than that of the rear seat, and a slide way is arranged in the rear seat; the sliding part can be placed in a pipe fitting to be punched and comprises a head and a sliding rod connected with the head, the sliding rod is positioned behind the head and can reciprocate forwards or backwards along a slide way, so that the head is driven to move relative to the supporting part; the slide bar can move backwards along the slide way until the rear end face of the end abuts against the positioning step, a stamping notch is formed between the rear end face of the end part and the front end face of the rear seat, and the end and the top of the rear seat can abut against the inner wall of the pipe fitting to be stamped.

Preferably, the front end of the sliding rod is fixed on the lower surface of the end, the supporting part further comprises a sliding groove base arranged at the front end of the positioning step, the height of the sliding groove base is lower than that of the positioning step, sliding grooves extending along the extending direction of the sliding way are arranged on the sliding groove base and the positioning step, and the sliding groove base and the positioning step are communicated with the front end of the sliding way and the rear end of the sliding groove; the slide bar can be in reciprocating motion in slide and the spout, the end is located the top of spout base.

Preferably, when the end head is located at a position where the rear end surface of the end head abuts against the positioning step, the lower surface of the end head is attached to the upper surface of the sliding chute base; the rear end of the sliding rod penetrates out of the rear seat from the rear end of the first channel.

Preferably, the lower surface of the end and the upper surface of the chute base are both planes, the front end of the chute is lower than the rear end of the chute, and the upper surface of the chute base is parallel to the chute.

Preferably, the included angle between the slide way and the horizontal plane is 5-30 degrees.

Preferably, the left surface and the right side of end are the plane that extends along vertical direction, just the top of end can with the inner wall laminating, the left surface and the right side of spout base are the plane that extends along vertical direction, just the bottom of spout base can with the inner wall laminating.

Preferably, when the slide bar is located in the chute, the left side surface of the end head and the left side surface of the chute base are located in the same vertical plane, and the right side surface of the end head and the right side surface of the chute base are located in the same vertical plane.

Preferably, the top and the bottom of back seat all with the inner wall of treating the pipe fitting of punching press is laminated mutually, the left surface and the right flank of back seat all extend along vertical direction, just the left surface of back seat with the left side wall interval of treating the pipe fitting of punching press, the right flank of back seat with the right side wall interval of treating the pipe fitting of punching press.

Preferably, when the sliding rod is located in the sliding groove, the shape and the size of the cross section of the assembly of the end head and the sliding groove base are the same as those of the rear seat.

Preferably, the rear ends of the sliding rod and the rear seat are respectively provided with a connecting structure for fixing with a driving device.

According to the utility model discloses an appurtenance for stamping, its supporting part and sliding part can both be placed in treating the pipe fitting of punching press, form the punching press breach between the rear end face of end and the preceding terminal surface of back seat, and the inner wall that the pipe fitting of punching press can be treated to back seat and end supports, and the punching press cutter is used in the position of treating the corresponding punching press breach on the pipe fitting of punching press to the realization is to the punching press of pipe fitting, and can avoid the pipe fitting to appear warping. In addition, the slide bar can be in slide reciprocating motion to drive the end and for the supporting part motion, can adjust the distance between the rear end face of end and the preceding terminal surface of back seat in the certain limit like this, thereby adjust the width of punching press breach in the certain limit, make the utility model discloses an appurtenance can be applicable to and process not unidimensional tooth's socket. Additionally, the utility model discloses an appurtenance for stamping processing's simple structure uses safe and reliable, is convenient for extensively popularize and apply.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of an auxiliary tool for stamping according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a sliding portion of an auxiliary tool for press working according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a supporting portion of an auxiliary tool for press working according to an embodiment of the present invention;

fig. 4 is a front view of a support portion of an auxiliary tool for press working according to an embodiment of the present invention.

Description of reference numerals: 1. a support portion; 2. a sliding part; 3. punching a notch; 11. a rear seat; 12. positioning a step; 13. a chute base; 21. a tip; 22. a slide bar; 111. a slideway; 131. a chute.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Fig. 1 is the utility model discloses a structural schematic diagram of an appurtenance for stamping, fig. 2 is the utility model discloses a structural schematic diagram of a sliding part of appurtenance for stamping, fig. 3 is the utility model discloses a structural schematic diagram of a supporting part of an appurtenance for stamping. As shown in fig. 1 to 3, the auxiliary tool for press working includes a support portion 1 and a slide portion 2. Supporting part 1 can be placed in treating the pipe fitting of punching press, and supporting part 1 includes back seat 11 and the location step 12 of locating the front end of back seat 11, and the height that highly is less than back seat 11 of location step 12 is equipped with slide 111 in the back seat 11, and slide 111 extends backward in the past in the pipe fitting. The sliding part 2 can be placed in a pipe to be punched, the sliding part 2 comprises a head 21 and a sliding rod 22 connected with the head 21, the sliding rod 22 is located behind the head 21, and the sliding rod 22 can reciprocate forwards or backwards along the slide rail 111 so as to drive the head 21 to move relative to the supporting part 1. The slide rod 22 can move backwards along the slide rail 111 until the rear end face of the end 21 abuts against the positioning step 12, a stamping notch 3 is formed between the rear end face of the end 21 and the front end face of the rear seat 11, and the top of the end 21 and the top of the rear seat 11 can abut against the inner wall of a pipe to be stamped. The slide bar 22 drives the end head 21 to move forward or backward to finely adjust the width of the stamping notch 3, and when the rear end face of the end head 21 abuts against the positioning step 12, the auxiliary tool is in a state that the width of the stamping notch 3 on the auxiliary tool is the minimum. In addition, the "front" in the above description of the direction means a direction in which the auxiliary tool is pushed into the pipe, and the "rear" means a direction in which the auxiliary tool is pulled out from the pipe.

According to the utility model discloses an appurtenance for stamping, appurtenance's supporting part 1 and sliding part 2 can both be placed in treating the pipe fitting of punching press, form punching press breach 3 between the rear end face of end 21 and the preceding terminal surface of back seat 11, and the inner wall that the pipe fitting of punching press can be treated to back seat 11 and end 21 supports, and the punching press cutter is used in the position that corresponds punching press breach 3 on treating the pipe fitting of punching press to the realization is to the punching press of pipe fitting, and can avoid the pipe fitting to appear warping. In addition, slide bar 22 can be in slide 111 reciprocating motion to drive end 21 and for the motion of supporting part 1, can adjust the distance between the rear end face of end 21 and the preceding terminal surface of back seat 11 in the certain limit like this, thereby adjust the width of punching press breach 3, make the utility model discloses an appurtenance can be applicable to and process not unidimensional tooth's socket.

In this embodiment, the front end of the sliding rod 22 is fixed on the lower surface of the end 21, the supporting portion 1 further includes a sliding slot base 13 disposed at the front end of the positioning step 12, the height of the sliding slot base 13 is lower than the height of the positioning step 12, and the sliding slot base 13 and the positioning step 12 are provided with a sliding slot 131 extending along the extending direction of the sliding track 111, and the rear end of the sliding slot 131 is communicated with the front end of the sliding track 111. The slide bar 22 can reciprocate in the slide rail 111 and the slide groove 131, and the end 21 is located on the slide groove base 13. When the sliding rod slides in the sliding rail 111 or the sliding groove 131, the end head slides on the sliding groove base 13 along the sliding groove 131. Through such setting, in stamping process, spout base 13 can play the supporting role to end 21, and simultaneously, slide 111 and spout 131 can play the effect of direction to slide bar 22 jointly, and the end 21 that makes can move along spout 131 for spout base 13 to no matter how adjust the distance between the rear end face of end 21 and the preceding terminal surface of back seat 11, the structure of this appurtenance is still comparatively stable. Preferably, in order to make the structure of the whole auxiliary tool more stable, when the end head 21 is located at a position where the rear end surface of the end head abuts against the positioning step 12, the lower surface of the end head 21 abuts against the upper surface of the chute base 13. In order to operate the sliding part 2 and the supporting part 1 more conveniently, the rear end of the sliding rod 22 passes out of the rear seat 11 from the rear end of the first channel, and the part of the sliding rod 22 which is transmitted out of the rear seat does not enter the pipe to be punched.

Fig. 4 is a front view of the supporting portion 1 of the auxiliary tool for press working according to the embodiment of the present invention, as shown in fig. 4, the lower surface of the end 21 and the upper surface of the chute base 13 are both flat surfaces, the front end of the chute 111 is lower than the rear end thereof, and the upper surface of the chute base 13 is parallel to the chute 111. When the auxiliary tool needs to be taken out after the punching is finished, the sliding rod 22 is pushed forwards, the sliding rod 22 moves along the sliding rail 111 and the sliding groove 131, the end head 21 moves along the upper surface of the sliding groove base 13 under the driving of the sliding rod 22, and the position of the end head 21 is lowered. The material of the slots punched out of the tube may hinder removal of the slide 2 after it has been punched out, and with this arrangement of the present embodiment, pushing slide 22 forward will cause end 21 to move downwardly to lower its top position, thereby allowing the entire auxiliary tool to be removed from the tube quickly and easily. In addition, in the process of pushing the slide bar 22 forward, the slide bar 22 is not easily separated from the support portion 1 due to the provision of the chute base 13 and the chute 131.

After a plurality of experiments, the inventor finds that when the included angle between the slide rail 111 and the horizontal plane is within the range, the structure of the whole auxiliary tool can be guaranteed to be reasonable and stable, and the auxiliary tool can be guaranteed to be taken out of the pipe fitting smoothly.

In this embodiment, the left side and the right side of end 21 are the planes that extend along vertical direction, and the left side and the right side of spout base 13 are also the planes that extend along vertical direction, and the left side of end 21 and the left side of spout base 13 all separate with the left side wall of the pipe fitting that waits to be punched, and the right side of end 21 and the right side of spout base 13 all separate with the right side wall of the pipe fitting that waits to be punched. And the top of end 21 can laminate with the inner wall, and the bottom of spout base 13 can laminate with the inner wall. Through the arrangement, for the most common round pipe fittings, after the punching is completed, if the auxiliary tool is still blocked in the process of being taken out, an operator can also rotate the auxiliary tool by 90 degrees, so that the backward movement of the end head 21 and the chute base 13 is not blocked by the tooth grooves any more. Preferably, when the sliding rod 22 is located in the sliding slot 131, the left side surface of the end head 21 and the left side surface of the sliding slot base 13 are located in the same vertical plane, and the right side surface of the end head 21 and the right side surface of the sliding slot base 13 are located in the same vertical plane. Therefore, the shape of the combination body of the end head 21 and the sliding chute base 13 is regular, the inner wall is better supported, and meanwhile, stress concentration of the auxiliary tool in the stamping process is avoided.

In this embodiment, the top and the bottom of rear seat 11 all laminate mutually with the inner wall of the pipe fitting of treating the punching press, and the left surface and the right flank of rear seat 11 all extend along vertical direction, and the left surface of rear seat 11 and the left side wall of the pipe fitting of treating the punching press separate, and the right side of rear seat 11 and the right side wall of the pipe fitting of treating the punching press separate. With such an arrangement, when the support portion 1 is caught in the pipe, it can be more conveniently taken out of the pipe by rotating the auxiliary tool by 90 degrees. When the sliding rod 22 is located in the sliding groove 131, the cross section of the combination of the end 21 and the sliding groove base 13 has the same shape and size as those of the rear seat 11. The structure enables the whole auxiliary tool to be regular in structural shape and attractive in appearance, and the auxiliary tool is convenient to put into a pipe fitting to be stamped and also convenient to take out of the pipe fitting after stamping is finished.

The utility model discloses an appurtenance for stamping process can place in waiting the pipe fitting of processing and take out it from the pipe fitting through the operator is manual, also can put through drive arrangement and get on the production line of modernization. In order to make the auxiliary tool adaptable to modern production, the slide rod 22 and the rear end of the rear seat 11 are each provided with a connection structure for fixing with an external driving device. The connecting structure may be a clamping structure capable of clamping with an external driving device, or may be a through hole structure or other structures through which the threaded connector may pass, which are well known to those skilled in the art and will not be described herein again as long as the connecting structure can be connected to the driving device in a matching manner. In addition, the driving device is a hydraulic cylinder or other driving devices which are conventional in the art and are not described in detail herein.

It should be particularly emphasized that the terms "front," "back," "upper," "lower," "left," "right," "top," "bottom," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (10)

1. An auxiliary tool for press working, comprising:

the supporting part can be placed in a pipe fitting to be stamped, the supporting part comprises a rear seat and a positioning step arranged at the front end of the rear seat, the height of the positioning step is lower than that of the rear seat, and a slide way is arranged in the rear seat;

the sliding part can be placed in a pipe fitting to be punched and comprises a head and a sliding rod connected with the head, the sliding rod is positioned behind the head, and the sliding rod can reciprocate forwards or backwards along the slide way so as to drive the head to move relative to the supporting part;

the slide bar can move backwards along the slide way until the rear end face of the end abuts against the positioning step, a stamping notch is formed between the rear end face of the end part and the front end face of the rear seat, and the end and the top of the rear seat can abut against the inner wall of the pipe fitting to be stamped.

2. The auxiliary tool according to claim 1, wherein the front end of the slide rod is fixed on the lower surface of the end, the support portion further comprises a chute base arranged at the front end of the positioning step, the height of the chute base is lower than that of the positioning step, and chutes extending along the extending direction of the slide way are arranged on the chute base and the positioning step and communicated with the front end of the slide way and the rear end of the chute; the slide bar can be in reciprocating motion in slide and the spout, the end is located the top of spout base.

3. The auxiliary tool as claimed in claim 2, wherein when the tip is located at a position where the rear end surface of the tip abuts against the positioning step, the lower surface of the tip abuts against the upper surface of the chute base; the rear end of the sliding rod penetrates out of the rear seat from the rear end of the first channel.

4. The appurtenance of claim 3, wherein the lower surface of the tip and the upper surface of the chute base are both planar, the front end of the chute is lower than the rear end thereof, and the upper surface of the chute base is parallel to the chute.

5. An aid according to claim 4, wherein the ramp is angled at 5-30 ° to the horizontal.

6. Auxiliary tool according to any one of claims 2-5, wherein the left and right side of the head are both planes extending in a vertical direction, the left and right side of the chute base are both planes extending in a vertical direction, the left side of the head and chute base being spaced apart from the left side wall of the pipe to be stamped, the right side of the head and chute base being spaced apart from the right side wall of the pipe to be stamped; and the top of the end can be attached to the inner wall, and the bottom of the chute base can be attached to the inner wall.

7. The accessory tool of claim 6, wherein when the slide bar is positioned within the chute, a left side of the tip is in a same vertical plane as a left side of the chute base and a right side of the tip is in a same vertical plane as a right side of the chute base.

8. The aid of claim 7, wherein the top and bottom of the rear seat are adapted to engage the inner wall of the pipe to be stamped, the left and right sides of the rear seat extend in a vertical direction, the left side of the rear seat is spaced from the left side of the pipe to be stamped, and the right side of the rear seat is spaced from the right side of the pipe to be stamped.

9. The aid of claim 8, wherein the cross-section of the combination of said tip and said chute base is the same shape and size as the shape and size of said rear seat when said slide rod is positioned within said chute.

10. Auxiliary tool according to any of claims 1-5, wherein the slide bar and the rear end of the rear seat are provided with a connection structure for fixing with a driving device.

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