CN220880123U - Snake bone ear pressing device - Google Patents

Abstract

The utility model discloses a snake bone ear pressing device, which comprises: a fixed base; the core rod is used for inserting the snake bone, the core rod is arranged between two sides of the fixed base, a plurality of supporting pieces which are perpendicular to the core rod are arranged on the bottom side of the fixed base, and the supporting pieces are distributed along the axial direction of the core rod and are abutted to the core rod; the stamping mechanism is arranged above the fixed base in a vertically movable mode and comprises a plurality of stamping heads which are distributed along the axial direction of the core rod and used for stamping the side wall of the snake bone to form a plurality of pressing lugs. The snake bone ear pressing device adopting the structure can improve the ear pressing processing efficiency, reduce the ear pressing reject ratio and ensure that the snake bone is not deformed.

Description

Snake bone ear pressing device

Technical Field

The utility model relates to the technical field of endoscopes, in particular to a snake bone ear pressing device.

Background

The snake bone is an active bending part of the endoscope, a plurality of pre-pressing positions are arranged on the side wall of the snake bone along the axial direction of the side wall of the snake bone, a pressing lug is formed by punching the pre-pressing positions through a concave pressing forming process, and the pressing lug is used for allowing a traction wire to pass through and fixing and limiting the traction wire, so that an operator can control the bending direction of the snake bone through the traction wire.

At present, when the lug pressing processing is carried out, two ends of the snake bone are fixed, a self-made simple tool is manually utilized, and a plurality of lug pressing grooves are formed on one side of the snake bone one by one along the axial direction of the snake bone. However, the unit-by-unit indentation can lead to low processing efficiency of the pressing ears, and the uncontrollable pressure can lead to high reject ratio of the pressing ears, and in the indentation process, the snake bones can be deformed.

In summary, how to provide a device for pressing snake bone to improve the processing efficiency of pressing the snake bone, reduce the reject ratio of pressing the snake bone and ensure that the snake bone is not deformed is a problem to be solved by those skilled in the art.

Disclosure of utility model

Accordingly, the present utility model is directed to a snake bone ear pressing device, which can improve the ear pressing efficiency, reduce the ear pressing reject ratio and ensure that the snake bone is not deformed.

In order to achieve the above object, the present utility model provides the following technical solutions:

A snake bone ear pressing device comprising:

a fixed base;

the core rod is used for inserting snake bones, the core rod is arranged between two sides of the fixed base, a plurality of supporting pieces which are perpendicular to the core rod are arranged on the bottom side of the fixed base, and the supporting pieces are distributed along the axial direction of the core rod and are abutted to the core rod;

The stamping mechanism is vertically and movably arranged above the fixed base and comprises a plurality of stamping heads which are axially distributed along the core rod and used for stamping the side wall of the snake bone to form a plurality of pressing lugs.

Preferably, guide posts are arranged on the stamping mechanism and positioned on two sides of the stamping heads, guide sleeves corresponding to the guide posts are arranged on the fixing base and positioned on two sides of the core rod, and the guide posts are movably inserted into the guide sleeves and used for ensuring that the stamping heads are aligned with the core rod.

Preferably, the fixed base is provided with a limiting piece for limiting the pressing stroke of the stamping mechanism.

Preferably, the fixing base comprises a base body and two limiting plates respectively arranged at two ends of the base body, and the core rod is detachably arranged between the two limiting plates.

Preferably, the plurality of supporting pieces are vertically arranged on the base body and located between the two limiting plates.

Preferably, the base body bottom is equipped with the frock bottom plate, and the both sides of frock bottom plate all are equipped with the mounting hole.

Preferably, the stamping mechanism further comprises a stamping plate arranged in parallel with the core rod, and the stamping heads are all arranged at the bottom ends of the stamping plate.

Preferably, the stamping plate comprises an upper die plate and a punch fixing plate for installing a plurality of stamping heads, wherein the top end of the upper die plate is used for being connected with a stamping driving mechanism, and the bottom end of the upper die plate is detachably connected with the punch fixing plate.

Preferably, positioning holes are formed at two ends of the side wall of the core rod and used for positioning the snake bones.

Compared with the background art, when the snake bone ear pressing device is used, the two side walls of the snake bone are provided with the process holes corresponding to the supporting pieces, the core rod is inserted into the snake bone and fixed with the snake bone, the two ends of the core rod are respectively arranged on the two sides of the fixed base, meanwhile, the supporting pieces on the bottom side of the fixed base pass through the process holes on one side of the snake bone and are abutted against the core rod, so that the snake bone is firmly arranged on the fixed base, the punching mechanism is positioned above the fixed base and can move up and down relative to the fixed base, the punching mechanism mainly comprises a plurality of punching heads distributed along the axial direction of the core rod, the specification and the pressing speed of the plurality of punching heads only need to be kept consistent, and therefore, the fact that the plurality of punching heads punch one side wall of the snake bone downwards can be realized, a plurality of punching ears are formed on one side wall of the snake bone, after the plurality of punching heads are taken out and turned over 180 degrees, the two ends of the core rod are respectively arranged on the two sides of the fixed base, and meanwhile, the supporting pieces on the bottom side of the fixed base pass through the process holes on the other side of the snake bone and are abutted against the other side wall of the snake bone, and the plurality of punching heads are punched downwards, so that the snake bone is punched downwards.

In summary, the application adopts the plurality of stamping heads to stamp the single side wall of the snake bone at the same time, and the stamping force of each stamping head is kept consistent, so that a plurality of pressing lugs can be processed on one side of the snake bone at one time, and the situation that the single side wall of the snake bone is pressed and concaved into the pressing lugs one by one unit is avoided, thereby improving the processing efficiency of the pressing lugs and reducing the reject ratio of the pressing lugs; in addition, in the punching press in-process is carried out to the snake bone, support piece butt all the time on the plug for the punching press power that the snake bone received can pass through plug, support piece in proper order and transmit on fixed base, with the punching press power that the dispersion snake bone received, increases the snake bone and bears the load capacity, thereby guarantees that the snake bone is not out of shape.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the locations of mounting holes and lugs in a snake bone provided by the utility model;

FIG. 2 is an exploded view of an isometric side of a snake bone ear pressing device according to the utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a left side exploded view of the present utility model;

FIG. 5 is an exploded view of the drawings provided by the present utility model;

FIG. 6 is an assembly view of a snake bone and a fixing base according to the utility model;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

fig. 8 is a drawing showing a punching end position of the punching mechanism according to the present utility model.

In fig. 1 to 8, reference numerals include:

1 is a fixed base, 2 is a core rod, 3 is a snake bone, 4 is a stamping mechanism, 5 is a locating pin, 6 is a pressing lug and 7 is a process hole;

11 is a base body, 12 is a limiting plate, 13 is a tooling bottom plate, 14 is a mounting hole, 15 is a mounting groove, 16 is a guide sleeve, 17 is a limiting piece, 18 is a supporting piece, 19 is a core rod limiting block, and 20 is a circular bump;

41 is a punch, 42 is an upper die plate, 43 is a punch fixing plate, 44 is a die shank, and 45 is a guide post.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model aims to provide a snake bone ear pressing device which can improve the ear pressing efficiency, reduce the ear pressing reject ratio and ensure that the snake bone is not deformed.

It should be noted that, in the present embodiment, the orientation or positional relationship indicated by "upper", "lower", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 2, the application provides a snake bone ear pressing device, which comprises a fixed base 1, a core rod 2 and a punching mechanism 4, wherein the core rod 2 is used for inserting a snake bone 3, the core rod 2 is arranged between two sides of the fixed base 1, a plurality of supporting pieces 18 which are all perpendicular to the core rod 2 are arranged on the bottom side of the fixed base 1, and the plurality of supporting pieces 18 are distributed along the axial direction of the core rod 2 and are all abutted against the core rod 2; the punching mechanism 4 is vertically movably arranged above the fixed base 1, the punching mechanism 4 comprises a plurality of punching heads 41 positioned on the same horizontal plane, and the plurality of punching heads 41 are distributed along the axial direction of the core rod 2 and are used for punching the side wall of the snake bone 3 to form a plurality of pressing lugs 6.

Specifically, the snake bone 3 is composed of a plurality of units, the two sides of the units are provided with pressing lugs 6 at intervals, and the same-side pressing lugs 6 are distributed along the axial direction of the snake bone 3 and used for fixing traction wires, as shown in fig. 1. The outer side wall of the mandrel 2 is used for coaxially sleeving the snake bone 3, two ends of the mandrel 2 are respectively arranged at two sides of the fixed base 1, a plurality of supporting pieces 18 are arranged between the bottom side of the fixed base 1 and the mandrel 2, please refer to fig. 1, the two side walls of the snake bone 3 are required to be provided with process holes 7, the positions of the process holes 7 correspond to the positions of the supporting pieces 18, the supporting pieces 18 are mutually perpendicular to the mandrel 2, so that the supporting pieces 18 penetrate through the process holes 7 on the snake bone 3 to prop against the mandrel 2, the stamping mechanism 4 is arranged above the fixed base 1 and can move up and down relative to the fixed base 1, and the stamping mechanism 4 comprises a plurality of stamping heads 41 distributed along the axial direction of the mandrel 2, so that the stamping heads 41 can be driven to move up and down. It should be noted that, the intervals between the adjacent punching heads 41 are correspondingly set according to the pre-pressing positions on the snake bone 3, and the specifications and the pressing speeds of the plurality of punching heads 41 are consistent, so that the consistency of the punching forces of the plurality of punching heads 41 on the snake bone 3 can be ensured.

When the structure is used, the core rod 2 is inserted into the snake bone 3 and fixed with the snake bone 3, two ends of the core rod 2 are respectively arranged at two sides of the fixed base 1, meanwhile, the supporting pieces 18 on the bottom side of the fixed base 1 are abutted against the core rod 2 through the process holes 7 on one side of the snake bone 3, the snake bone 3 is firmly arranged on the fixed base 1, the punching mechanism 4 is arranged above the fixed base 1 and can move up and down relative to the fixed base 1, the punching mechanism 4 is mainly provided with a plurality of punching heads 41 distributed along the axial direction of the core rod 2, so that one side wall of the snake bone 3 can be punched downwards by the plurality of punching heads 41, a plurality of pressing lugs 6 are formed on one side wall of the snake bone 3, after the core rod 2 is taken out and turned 180 degrees, the two ends of the core rod 2 are still respectively arranged at two sides of the fixed base 1, meanwhile, the supporting pieces 18 on the bottom side of the fixed base 1 are abutted against the core rod 2 through the process holes 7 on the other side of the snake bone 3, and the other side of the snake bone 3 are punched downwards again, so that the other side wall of the snake bone 3 is punched downwards, and the plurality of the other side wall of the snake bone 3 is formed, so that the plurality of lugs 6 are punched on the side of the snake bone 3.

In summary, the application adopts the plurality of stamping heads 41 to stamp the single side wall of the snake bone 3 at the same time, and the stamping force of each stamping head 41 is kept consistent, so that a plurality of pressing lugs 6 can be processed on one side of the snake bone 3 at one time, and the pressing lugs 6 are prevented from being pressed and recessed on the single side wall of the snake bone 3 one by one, thereby improving the processing efficiency of the pressing lugs 6 and reducing the reject ratio of the pressing lugs 6; in addition, in the punching process of the snake bone 3, the supporting piece 18 is always abutted against the core rod 2, so that the punching force born by the snake bone 3 can be transmitted to the fixed base 1 through the core rod 2 and the supporting piece 18 in sequence, the punching force born by the snake bone 3 is dispersed, the bearing capacity of the snake bone 3 is increased, and the snake bone 3 is ensured not to deform.

Alternatively, referring to fig. 1 and 7, since the process holes 7 on the snake bone 3 are mostly circular holes, the top end of the supporting member 18 is provided with a circular protrusion 20 smaller than the diameter of the circular protrusion 20, and the diameter of the circular protrusion 20 is slightly smaller than the diameter of the process hole 7, when in use, the circular protrusion 20 passes through the process hole 7 to contact with the mandrel 2, and the top end surface of the supporting member 18 abuts against the side wall of the snake bone 3, so that the supporting member 18 is enabled to support the snake bone 3. It should be noted that the supporting member 18 may also have a circular structure, and the top end thereof is provided with a chamfer to avoid scratching the side wall of the snake bone 3.

On the basis of the above embodiment, referring to fig. 2 to 6, two ends of the side wall of the mandrel 2 are provided with positioning holes for positioning the snake bone 3. Thus, the two ends of the snake bone 3 are correspondingly provided with positioning holes, and when the snake bone 3 is installed, the positioning pin 5 passes through the positioning holes of the snake bone 3 and the positioning holes of the core rod 2, so that the snake bone 3 is tightly connected with the core rod 2.

On the basis of the above embodiment, please refer to fig. 2, the fixed base 1 includes a base body 11 and two limiting plates 12 respectively disposed at two ends thereof, and the mandrel 2 is detachably disposed between the two limiting plates 12.

Specifically, the fixed base 1 is composed of a base body 11 and two limiting plates 12, the two limiting plates 12 are respectively fixed at two ends of the base body 11 and form an integral structure, the top ends of the limiting plates 12 are respectively provided with a mounting groove 15, opposite ends of the two mounting grooves 15 are provided with a core rod limiting block 19 to form a closed end, and the bottom end of each mounting groove 15 is also a closed end, so that two ends of the core rod 2 are respectively clamped in the two mounting grooves 15 to realize detachable connection of the core rod 2 and the fixed base 1, the disassembly and the installation of the core rod 2 are facilitated, and the processing efficiency of the pressing lug 6 is improved.

Preferably, the two limiting plates 12 are perpendicular to the base body 11, i.e. the limiting plates 12 are vertically arranged, so that the strength and stability of the fixed base 1 can be ensured. Of course, the included angle between the limiting plate 12 and the base body 11 in the fixed base 1 can also be set according to actual requirements.

On the basis of the above embodiment, referring to fig. 2, a plurality of supporting members 18 are vertically disposed on the base body 11 and are distributed between two limiting plates 12.

Specifically, each supporting element 18 is vertically disposed on the base body 11, so that the supporting element 18 is perpendicular to the mandrel 2 and is convenient for passing through the process hole 7, and the mandrel 2 needs to be disposed above the base body 11 in parallel. Like this, because snake bone 3 mainly bears the downward stamping force of stamping head 41, support piece 18 vertical setting, corresponding, plug 2 level sets up, can guarantee that support piece 18 better bears vertical load to can improve the bearing capacity of plug 2, thereby further improve the bearing capacity of snake bone 3, prevent snake bone 3 deformation.

Optionally, the supporting members 18 are at least two and uniformly distributed along the axial direction of the mandrel 2, so that the bearing capacity of the mandrel 2 can be improved, and the bearing capacity of the snake bone 3 is further improved, and the deformation of the snake bone 3 is prevented.

In addition, optionally, referring to fig. 2, a tooling bottom plate 13 is provided at the bottom end of the base body 11, and mounting holes 14 are provided at two sides of the tooling bottom plate 13, so as to improve the bearing capacity of the fixed base 1, so that the fixed base 1 is convenient to be connected and fixed with other components through the mounting holes 14.

On the basis of the above embodiment, referring to fig. 3 and 4, the stamping mechanism 4 further includes a stamping plate parallel to the core rod 2, and a plurality of stamping heads 41 are all disposed at bottom ends of the stamping plate.

Specifically, the punching plate is disposed above the base body 11, and the punching plate is parallel to the core rod 2, that is, the length direction of the punching plate is consistent with the axial direction of the core rod 2, and the plurality of punching heads 41 are along the length direction of the punching plate, so that the space of the punching plate can be reasonably utilized, and the installation stability of the plurality of punching heads 41 can be ensured.

Further, the punch plate includes an upper die plate 42 and a punch fixing plate 43 for mounting a plurality of punches 41, the top end of the upper die plate 42 is used for connecting a punch driving mechanism, and the bottom end of the upper die plate 42 is detachably connected with the punch fixing plate 43, so that the punch plate is of a detachable structure. Thus, the punch heads 41 with different arrangements corresponding to the different punch fixing plates 43 can be replaced according to the processing requirements of the pressing lugs 6 of different snake bones 3, and the punch fixing plates 43 matched with the different punch fixing plates can be replaced; and when the punch 41 needs to be replaced or overhauled, only the punch fixing plate 43 needs to be removed, so that the need of reinstalling the punch driving mechanism after the whole punch plate is removed is avoided.

Optionally, the above-mentioned stamping driving mechanism is used for driving the stamping plate to move up and down, and the type of the stamping driving mechanism can be a driving component such as a motor, an air cylinder or a hydraulic cylinder, and only the output shaft of the stamping driving mechanism is in transmission connection with the die shank 44 on the upper die plate 42.

In addition, optionally, the upper die plate 42 and the punch fixing plate 43 are connected by pins so as to realize detachable connection between the upper die plate 42 and the punch fixing plate 43, or a clamping structure is arranged between the upper die plate 42 and the punch fixing plate 43, that is, a plurality of clamping grooves are arranged on the upper end face of the upper die plate 42, and buckles corresponding to the clamping grooves are arranged on the upper end face of the punch fixing plate 43 so as to be more convenient for detachable connection between the upper die plate 42 and the punch fixing plate 43.

On the basis of the above embodiment, referring to fig. 2 to 4, guide posts 45 are disposed on both sides of the stamping mechanism 4 and located on the plurality of stamping heads 41, guide sleeves 16 corresponding to the guide posts 45 are disposed on both sides of the fixed base 1 and located on the mandrel 2, and the guide posts 45 are movably inserted into the guide sleeves 16, so as to ensure that the plurality of stamping heads 41 are aligned with the mandrel 2.

Specifically, the lower end surface of the punch fixing plate 43 is provided with two guide posts 45, the two guide posts 45 are respectively located at two sides of the plurality of punching heads 41 and are arranged in a pair of angles, correspondingly, the base body 11 is provided with two guide sleeves 16, the two guide sleeves 16 are respectively located at two sides of the core rod 2 and are arranged in a one-to-one correspondence with the two guide posts 45, and each guide post 45 can be arranged in a guide sleeve corresponding to the guide post in a vertically movable manner. Therefore, in the stamping process of the stamping mechanism 4, the guide post 45 and the guide sleeve 16 play a guiding role, so that the stamping head 41 is aligned with the base body 11, a plurality of stamping heads 41 are guaranteed to correspond to a plurality of pre-pressing positions on the snake bone 3 sleeved outside the mandrel one by one, and the stamping heads 41 are prevented from being deviated to influence the fine rate of the pressing lugs 6.

On the basis of the above embodiment, referring to fig. 2, 4 and 6, the fixed base 1 is provided with a limiting member 17 for limiting the pressing stroke of the pressing mechanism 4.

Specifically, at least one limiting member 17 is disposed on the base body 11, the limiting member 17 may be a limiting screw with a certain thickness, and the thickness of the limiting screw is determined according to the pressing stroke of the pressing head 41, referring to fig. 8, when the pressing head fixing plate 43 is pressed down to the limiting member 17, the single-side pressing lug 6 of the snake bone 3 is pressed, so as to prevent the damage to the snake bone 3 caused by the overpressure of the pressing head 41.

It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The snake bone ear pressing device provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (9)

1. A snake bone ear pressing device, comprising:

A fixed base (1);

The core rod (2) is used for inserting the snake bone (3), the core rod (2) is arranged between two sides of the fixed base (1), a plurality of supporting pieces (18) which are perpendicular to the core rod (2) are arranged on the bottom side of the fixed base (1), and the supporting pieces (18) are distributed along the axial direction of the core rod (2) and are in butt joint with the core rod (2);

the stamping mechanism (4) is vertically and movably arranged above the fixed base (1), and the stamping mechanism (4) comprises a plurality of stamping heads (41) which are distributed along the axial direction of the core rod (2) and are used for stamping the side wall of the snake bone (3) to form a plurality of pressing lugs (6).

2. The snake bone ear pressing device according to claim 1, wherein guide posts (45) are arranged on the punching mechanism (4) and located on two sides of the punching heads (41), guide sleeves (16) corresponding to the guide posts (45) are arranged on the fixing base (1) and located on two sides of the core rod (2), and the guide posts (45) are movably inserted into the guide sleeves (16) and used for ensuring that the punching heads (41) are aligned with the core rod (2).

3. The snake bone ear pressing device according to claim 1, characterized in that the fixed base (1) is provided with a limiting piece (17) for limiting the pressing stroke of the punching mechanism (4).

4. The snake bone ear pressing device according to claim 1, wherein the fixing base (1) comprises a base body (11) and two limiting plates (12) respectively arranged at two ends of the base body, and the core rod (2) is detachably arranged between the two limiting plates (12).

5. The snake bone ear pressing device according to claim 4, wherein a plurality of the supporting members (18) are vertically arranged on the base body (11) and located between the two limiting plates (12).

6. The snake bone ear pressing device according to claim 4, wherein the bottom end of the base body (11) is provided with a tool bottom plate (13), and both sides of the tool bottom plate (13) are provided with mounting holes (14).

7. The snake bone ear device according to any of claims 1 to 6, wherein the punching mechanism (4) further comprises a punching plate arranged parallel to the core rod (2), a plurality of the punching heads (41) being provided at the bottom ends of the punching plate.

8. The snake bone ear pressing device according to claim 7, wherein the punching plate comprises an upper die plate (42) and a punch fixing plate (43) for mounting a plurality of the punching heads (41), a top end of the upper die plate (42) is used for connecting a punching driving mechanism, and a bottom end of the upper die plate (42) is detachably connected with the punch fixing plate (43).

9. A snake bone ear pressing device according to any of claims 1-6, characterised in that the side wall of the core rod (2) is provided with positioning holes at both ends for positioning the snake bone (3).