CN211161382U

CN211161382U - Processing jig for metal reed

Info

Publication number: CN211161382U
Application number: CN201922255684.0U
Authority: CN
Inventors: 陈智强; 秦佳丽; 王彦楠; 秦国峰; 王钰
Original assignee: Daqing Terali Precision Electronic Technology Co ltd
Current assignee: Daqing Terali Precision Electronic Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-04
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a processing jig of a metal reed, which comprises a movable die, a movable die and a movable die, wherein the movable die comprises a mandrel and a shaft sleeve arranged around the mandrel; the fixed die is arranged opposite to the movable die and comprises a stripper plate, and a positioning part for placing the metal reed is arranged on the stripper plate; the mandrel is matched with the through hole of the metal reed, the shaft sleeve is matched with the hollow cylindrical shape of the gap of the grid bars of the metal reed, the movable die further comprises a first driving device, and the first driving device is used for driving the movable die to move towards the fixed die so as to drive the mandrel to penetrate through the through hole and drive the shaft sleeve to be embedded into the gap of each grid bar of the metal reed; the fixed die further comprises a second driving device, and the second driving device is used for driving the stripper plate to rotate relative to the axis of the through hole so as to enable the grid bars of the metal reed to be twisted. The utility model discloses technical scheme can improve the machining efficiency of metal reed.

Description

Processing jig for metal reed

Technical Field

The utility model relates to an electric connector field, in particular to processing tool of metal reed.

Background

At present, in the production process of an electric connector, the assembly of a metal reed is often an important part, and among the existing numerous metal reeds, the metal reed in the shape of a torsion spring is more and more favored by users due to the advantages of large conductive area, strong structural stability and the like, however, for the manufacture of the metal reed, a simple and practical processing jig is not provided so far, and the popularization and application of the metal reed are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a processing tool of metal reed aims at solving the technical problem that is the metal reed processing difficulty of torsional spring form.

In order to achieve the above object, the utility model provides a processing tool of metal reed, include:

the movable die comprises a mandrel and a shaft sleeve arranged around the mandrel; and

the fixed die is arranged opposite to the movable die and comprises a stripper plate, and a positioning part for placing the metal reed is arranged on the stripper plate; wherein,

the mandrel is matched with the through hole of the metal reed, the shaft sleeve is matched with the hollow cylinder shape of the grid strip gap of the metal reed, the movable die further comprises a first driving device, and the first driving device is used for driving the movable die to move towards the fixed die so as to drive the mandrel to penetrate through the through hole and drive the shaft sleeve to be embedded into the gap of each grid strip of the metal reed; the fixed die further comprises a second driving device, and the second driving device is used for driving the stripper plate to rotate relative to the axis of the through hole so as to enable the grid bars of the metal reed to be twisted.

Optionally, the positioning portion is a positioning ring protruding from the upper plate surface of the stripper plate, and the diameter of the inner ring of the positioning ring is matched with the metal reed, so that the metal reed can be inserted and installed.

Optionally, an inner circular truncated cone is further convexly arranged in the annular area of the positioning circular ring on the upper plate surface of the stripper plate, and the inner circular truncated cone and the positioning circular ring are coaxially arranged so as to tightly abut against and fix the center of the end part of the metal reed.

Optionally, a plurality of limiting grooves are further formed in the circumferential direction of the upper plate surface of the stripper plate, which is located on the inner circular truncated cone, at intervals in a concave manner, and each limiting groove corresponds to each grid of the metal reed one to one.

Optionally, the second driving device includes a driving gear coaxially disposed with the shaft sleeve, and a rack engaged with the driving gear, and an extending direction of the rack is perpendicular to an axial direction of the through hole.

Optionally, the rack is movably arranged on the fixed die, the processing jig for the metal reed further comprises a linkage structure arranged between the movable die and the fixed die, and the linkage structure is connected with the rack so as to drive the rack to move in the process that the movable die moves relative to the fixed die, so as to drive the driving gear to rotate.

Optionally, the linkage structure includes a transmission rod and a guide block, the guide block is disposed on the movable mold and has a guide inclined plane facing the fixed mold, one end of the transmission rod is connected to the rack, and the other end of the transmission rod is abutted to the guide inclined plane, so that the movable mold drives the rack to move horizontally relative to the movable mold in the vertical movement process of the movable mold relative to the fixed mold.

Optionally, the processing jig for the metal reed further comprises a first elastic component and a second elastic component;

the first elastic assembly is arranged on one side, away from the fixed die, of the mandrel and/or the shaft sleeve in the movable die, and the second elastic assembly is arranged on one side, away from the movable die, of the stripper plate in the fixed die.

Optionally, a pressing step is annularly arranged at a free end of the shaft sleeve far away from the stripper plate, and the pressing step is used for pressing a free end of the metal reed grid to deform by a preset angle in the process that the shaft sleeve moves towards the stripper plate.

Optionally, the metal reed comprises a sleeve structure, the movable mold further comprises a turnover ring table arranged around the shaft sleeve at intervals, and the turnover ring table is used for turning over the free end of the metal reed grid to cover the outer peripheral surface of the sleeve structure in the process that the shaft sleeve moves towards the stripper plate.

The utility model discloses technical scheme's processing tool includes fixed die and movable mould, through introducing the stripper on the fixed die, and be equipped with the location portion that is used for placing the metal reed on the stripper, the face of the through-hole and the butt stripper of metal reed is worn to establish by the dabber of recycling movable mould, the axle sleeve of movable mould inlays with the grid clearance of metal reed and establishes, the axis of the relative metal reed of rethread drive structure control axle sleeve is rotatory, in order to realize twisting reverse to the metal reed grid, this metal reed's processing tool is easy and simple to handle, moreover, the steam generator is simple in structure, be favorable to improving the production efficiency of metal reed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of a processing jig for a metal reed according to the present invention;

FIG. 2 is a schematic structural view of another view angle of the processing jig for metal reeds shown in FIG. 1;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is a schematic view of a part of the structure of the processing jig for metal spring plate shown in FIG. 1;

fig. 5 is a schematic cross-sectional view of the processing jig for metal reeds in fig. 1.

The reference numbers illustrate:

1. moving the mold; 11. a mandrel; 12. a shaft sleeve; 121. pressing the step; 122. folding the ring table; 13. a first mounting seat; 14. a first elastic member; 141. a first spring; 142. a second spring; 2. fixing a mold; 21. a stripper plate; 211. positioning the circular ring; 212. an inner circular truncated cone; 213. a limiting hole; 22. a second mounting seat; 23. a second driving device; 231. a drive gear; 232. a rack; 24. a second elastic member; 3. a linkage structure; 31. a transmission rod;

32. a guide block; 321. a guide slope; 33. a nitrogen spring; 4. a metal reed; 41. a cartridge structure; 42. grid bar

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a processing tool of metal reed.

In the embodiment of the present invention, referring to fig. 1 to 5, the processing jig for the metal reed 4 includes:

the movable die 1 comprises a mandrel 11 and a shaft sleeve 12 arranged around the mandrel 11; and

the fixed die 2 is arranged opposite to the movable die 1, the fixed die 2 comprises a stripper plate 21, and a positioning part for placing the metal reed 4 is arranged on the stripper plate 21; wherein,

the mandrel 11 is matched with the through hole of the metal reed 4, the shaft sleeve 12 is matched with the hollow cylinder shape of the gap of the grid bars 42 of the metal reed 4, the movable mould 1 further comprises a first driving device, the first driving device is used for driving the movable mould 1 to move towards the fixed mould 2 so as to drive the mandrel 11 to penetrate through the through hole, and the shaft sleeve 12 is embedded into the gap of each grid bar 42 of the metal reed 4; the fixed die 2 further comprises a second driving device 23, and the second driving device 23 is used for driving the stripper plate 21 to rotate relative to the axis of the through hole so as to twist the grid bars 42 of the metal reed 4.

It is easy to understand that the moving die 1 and the fixed die 2 further respectively include a first mounting seat 13 for mounting the mandrel 11 and the sleeve 12 and a second mounting seat 22 for mounting the stripper plate 21, for example, but not limited to, the moving die 1 is located above the fixed die 2, and the moving die 1 can move up and down relative to the fixed die 2.

The specific processing of the metal reed 4 is described as follows: firstly, the metal reed 4 is arranged on the positioning part of the stripper plate 21, then, the whole processing jig is opened, the first driving device drives the movable die 1 to move downwards until the mandrel 11 is inserted into the through hole of the metal reed 4 and is abutted against the upper surface of the stripper plate 21, the shaft sleeve 12 is in clearance fit with each grid 42 at the upper end of the metal reed 4, and after the first driving device drives the movable die 1 to move to a preset height position, the second driving device 23 drives the shaft sleeve 12 to rotate relative to the axis of the through hole of the stripper plate 21 so as to enable the grid 42 of the metal reed 4 to twist. Therefore, the twisting processing of the metal reed 4 can be conveniently and efficiently realized. It should be understood that the technical concept of the present invention is not limited to the implementation form of the first driving device, and may adopt driving manners such as a motor and a cylinder. In addition, in this embodiment, in order to better improve the reliability of the movement of the movable mold 1 relative to the fixed mold 2, a plurality of sets of guide posts (not shown) and guide cylinders (not shown) which are matched with each other are further provided between the fixed mold 2 and the movable mold 1, and in order to avoid excessive movement of the movable mold 1, a limit post (not shown) and a limit cylinder (not shown) are further provided between the fixed mold 2 and the movable mold 1.

The utility model discloses technical scheme's processing tool includes fixed die 2 and movable die 1, through introducing stripper 21 on fixed die 2, and be equipped with the location portion that is used for placing metal reed 4 on stripper 21, the through-hole of metal reed 4 and the face of butt stripper 21 are worn to establish by the dabber 11 of recycling movable die 1, the axle sleeve 12 of movable die 1 inlays with the grid 42 clearance of metal reed 4 and establishes, the axis of the relative metal reed 4 of rethread drive structure control axle sleeve 12 is rotatory, in order to realize twisting reverse to metal reed 4 grid 42, this processing tool of metal reed 4 is easy and simple to handle, moreover, the steam generator is simple in structure, be favorable to improving the production efficiency of metal reed 4.

Optionally, the positioning portion is a positioning ring 211 protruding from the upper plate surface of the stripper plate 21, and the inner ring diameter of the positioning ring 211 is adapted to the metal spring piece 4, so that the metal spring piece 4 can be inserted and installed. It can be understood that the periphery elasticity joint of metal reed 4 is in the internal perisporium of location ring 211, so, need not additionally to set up spacing fixed knot structure, can utilize the circumference elasticity of metal reed 4, realizes fixed the location of metal reed 4.

Optionally, an inner circular platform 212 is further protruded in an annular region of the upper plate surface of the stripper plate 21, which is located in the positioning circular ring 211, and the inner circular platform 212 is coaxially disposed with the positioning circular ring 211 so as to abut against the center of the end of the fixed metal reed 4. It can be understood that, with this arrangement, the quick positioning of the metal spring plate 4 can be better achieved. In this embodiment, a plurality of limiting grooves are further concavely formed in the circumferential direction of the inner circular truncated cone 212 on the upper plate surface of the stripper plate 21 at intervals, and each limiting groove is arranged in one-to-one correspondence with each grid 42 of the metal reed 4; it can be understood that such an arrangement is beneficial to improve the reliability of the fixation of the metal reed 4 in the positioning ring 211.

In order to realize the return of the movable mold 1 after finishing the processing and improve the reliability of the movable mold 1 in the process of extruding the metal reed 4, in this embodiment, the processing jig for the metal reed 4 further includes a first elastic component 14, and the first elastic component 14 is arranged on one side of the inner core shaft 11 and/or the shaft sleeve 12 of the movable mold 1 departing from the fixed mold 2. Without loss of generality, the first elastic assembly 14 includes a first spring 141 disposed on the upper side of the core shaft 11 and a second spring 142 disposed on the upper side of the sleeve 12, the elastic deformation coefficient of the first spring 141 is preferably smaller than that of the second spring 142, during the processing of the metal reed 4, the first spring 141 is firstly compressed and deformed, the core shaft 11 moves upward relative to the sleeve 12, and when the first spring 141 is deformed to the limit state, the second spring 142 starts to be compressed and deformed, and the core shaft 11 and the sleeve 12 move upward relative to the second mounting seat 22.

Optionally, the processing jig for the metal reed 4 further comprises a second elastic component 24, and the second elastic component 24 is arranged on one side of the stripper plate 21 in the fixed die 2, which is away from the movable die 1. Without loss of generality, the second elastic assembly 24 comprises a third spring provided on the lower side of the stripper plate 21. In the process of processing the metal reed 4, when the second spring 142 is deformed to the limit state, the third spring starts to be compressed and deformed.

Alternatively, the second driving device 23 includes a driving gear 231 coaxially disposed with the shaft housing 12, and a rack 232 engaged with the driving gear 231, and an extending direction of the rack 232 is perpendicular to an axial direction of the through hole. It can be understood that the matching structure of the gear and the rack 232 to realize the rotation has the advantages of wide application in the prior art, simple structure, reliable movement and the like. Without loss of generality, a plurality of rotating bearings, such as, but not limited to, deep groove ball bearings and the like, are further arranged in the second mounting seat 22 around the axis of the positioning ring 211 so as to better ensure the smoothness of the rotation of the discharging plate 21. It should be noted that the design is not limited to this, and in other embodiments, the second driving device 23 may also be designed in other forms.

Optionally, the rack 232 is movably disposed on the fixed mold 2, the processing jig for the metal reed 4 further comprises a linkage structure 3 disposed between the movable mold 1 and the fixed mold 2, and the linkage structure 3 is connected to the rack 232 to drive the rack 232 to move in the process that the movable mold 1 moves relative to the fixed mold 2, so as to drive the driving gear 231 to rotate. It can be understood that so set up, through the up-and-down motion of moving die 1 relative stationary mold 2, the rotation of effective drive stripper 21 on the one hand, can save the driving source, reduces the design cost of processing tool, and on the other hand also more is favorable to guaranteeing the accuracy of processing. It should be noted that the present design is not limited thereto, and in other embodiments, the movement of the rack 232 is controlled by another driving source independent of the first driving device.

Optionally, the linkage structure 3 includes a transmission rod 31 and a guide block 32, the guide block 32 is disposed on the moving mold 1 and has a guide inclined plane 321 disposed toward the fixed mold 2, one end of the transmission rod 31 is connected to the rack 232, and the other end of the transmission rod is abutted to the guide inclined plane 321, so as to drive the rack 232 to horizontally move relative to the moving mold 1 in the vertical movement process of the moving mold 1 relative to the fixed mold 2. For example, but not limited to, the second mounting seat 22 is provided with a horizontally extending sliding shaft, and the rack 232 is slidably disposed on the sliding shaft; the up-and-down movement of the movable mold 1 relative to the fixed mold 2 drives the transmission rod 31 to slide relative to the guiding inclined plane 321, so as to drive the rack 232 to horizontally slide relative to the sliding shaft, and drive the driving gear 231 to rotate, and drive the stripper plate 21 to rotate, so that the shaft sleeve 12 twists the grid 42 of the metal reed 4. In this embodiment, the fixed mold 2 is provided with a sliding groove in the same direction as the extending direction of the sliding shaft, one end of the rack 232, which is far away from the driving gear 231, is inserted into the sliding groove and is in sliding fit with the sliding groove, so as to better improve the reliability of the horizontal sliding of the rack 232. In addition, in order to better achieve the self-returning of the rack 232, a nitrogen spring 33 is connected to one end of the rack 232 away from the connection with the transmission rod 31, and of course, in other embodiments, the self-returning of the rack 232 may be achieved by other returning structures besides the nitrogen spring 33, which is not limited to this design.

In this embodiment, the metal reed 4 includes a sleeve structure 41, and the grid bars 42 at two ends of the metal reed 4 of the final product are required to cover the outer peripheral surface of the sleeve structure 41; the technical scheme of the utility model through the shaping effect more than two process steps, at first, axle sleeve 12 is kept away from the free end department ring of stripper 21 and is equipped with and supports and press step 121, in the in-process of axle sleeve 12 to the motion of stripper 21, support and press step 121 and be used for supporting the free end deformation of pressing metal reed 4 bars 42 and predetermine the angle (for example and without limitation, should predetermine the angle and be 60 ~ 80 °), and after that, movable mould 1 still includes that the interval encircles the book ring platform 122 that turns over that axle sleeve 12 set up, in the in-process of axle sleeve 12 to the motion of stripper 21, it is used for turning over the outer peripheral face of the free end to cladding barrel casing structure 41 of turning over a metal reed 4 bars 42 to turn. It will be appreciated that the pressing step 121 serves to form an adapter tab at the end of the grid 42, and the turnover ring 122 is used to turn over the end of the grid 42 including the tab to cover the sleeve structure 41. It should be noted that, the action time of the pressing step 121 and the ring turnover table 122 is after the process of rotating the shaft sleeve 12, and in the process of rotating the shaft sleeve 12, not only the grid bars 42 need to be twisted, but also the ends of the grid bars 42 and the corresponding fastening holes need to be ensured to be located on the same axis.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a processing tool of metal reed which characterized in that includes:

2. The processing jig for metal reeds according to claim 1, wherein the positioning portion is a positioning ring protruding from the upper plate surface of the stripper plate, and the diameter of the inner ring of the positioning ring is adapted to the metal reed, so that the metal reed can be inserted and installed.

3. The processing jig for the metal reed as in claim 2, wherein an inner circular truncated cone is further protruded from the annular region of the upper plate surface of the stripper plate, which is located in the positioning ring, and the inner circular truncated cone is coaxially arranged with the positioning ring so as to tightly abut against and fix the center of the end of the metal reed.

4. The metal reed processing jig according to claim 3, wherein a plurality of limiting grooves are further recessed at intervals in the circumferential direction of the inner circular truncated cone on the upper plate surface of the stripper plate, and each of the limiting grooves is provided in one-to-one correspondence with each of the bars of the metal reed.

5. The metal reed processing jig according to claim 1, wherein the second driving means includes a driving gear provided coaxially with the boss, and a rack engaged with the driving gear, and an extending direction of the rack is perpendicular to an axial direction of the through hole.

6. The metal reed processing jig of claim 5, wherein the rack is movably disposed on the fixed mold, the metal reed processing jig further comprises a linkage structure disposed between the movable mold and the fixed mold, and the linkage structure is connected to the rack to drive the rack to move during the movement of the movable mold relative to the fixed mold, so as to drive the driving gear to rotate.

7. The metal reed processing jig according to claim 6, wherein the linkage structure comprises a transmission rod and a guide block, the guide block is disposed on the movable mold and has a guide slope facing the fixed mold, one end of the transmission rod is connected to the rack, and the other end of the transmission rod abuts against the guide slope, so as to drive the rack to move horizontally relative to the movable mold during the vertical movement of the movable mold relative to the fixed mold.

8. The jig for processing a metal reed of claim 1, wherein the jig for processing a metal reed further comprises a first elastic member and a second elastic member;

9. The metal reed processing jig as defined in any one of claims 1 to 8, wherein the free end of the shaft sleeve away from the stripper plate is provided with a pressing step in a surrounding manner, and the pressing step is used for pressing the free end of the metal reed grid to deform by a preset angle during the movement of the shaft sleeve towards the stripper plate.

10. The metal reed processing jig according to claim 9, wherein the metal reed includes a sleeve structure, the movable mold further includes a folding ring platform disposed around the sleeve at intervals, and the folding ring platform is configured to fold the free ends of the metal reed grids to cover the outer circumferential surface of the sleeve structure during the movement of the sleeve toward the stripper plate.