阅读说明：本技术 一种可锁定打开角度的相框合页及其加工工艺 (Photo frame hinge capable of locking opening angle and processing technology thereof ) 是由 李俊纬 于 2021-02-01 设计创作，主要内容包括：本发明公开一种可锁定打开角度的相框合页及其加工工艺,其中的相框合页包括用于与框体背面固定连接的固定件和用于与支板的上端固定连接的转动件,所述转动件和固定件的一端转动连接；所述转动件与固定件之间设有转动角度限位组件,所述转动角度限位组件包括设置在所述固定件上的限位槽以及设置在所述转动件上的卡位件,所述卡位件的一端与所述转动件转动连接,所述卡位件的另一端滑动连接在所述限位槽中,所述卡位件位于限位槽的一端设有防止与限位槽脱离的卡位块。本发明实现支板与框体之间的角度限制,从而确保相框在立放时的稳定性,并且节省空间,可靠性好,无需再单独设置限位绳,节约成本。(The invention discloses a photo frame hinge capable of locking an opening angle and a processing technology thereof, wherein the photo frame hinge comprises a fixed part fixedly connected with the back of a frame body and a rotating part fixedly connected with the upper end of a supporting plate, and the rotating part is rotatably connected with one end of the fixed part; rotate and be equipped with the spacing subassembly of turned angle between piece and the mounting, the spacing subassembly of turned angle is including setting up spacing groove on the mounting and setting are in rotate the screens piece on the piece, the one end of screens piece with rotate the piece and rotate and connect, the other end sliding connection of screens piece is in the spacing groove, the one end that screens piece is located the spacing groove is equipped with the screens piece that prevents to break away from with the spacing groove. The invention realizes the angle limitation between the support plate and the frame body, thereby ensuring the stability of the photo frame when the photo frame is placed vertically, saving space, having good reliability, avoiding the need of independently arranging a limiting rope and saving cost.)

1. A photo frame hinge capable of locking an opening angle comprises a fixed part and a rotating part, wherein the fixed part is fixedly connected with the back surface of a frame body, the rotating part is fixedly connected with the upper end of a supporting plate, and one end of the rotating part is rotatably connected with one end of the fixed part; its characterized in that, rotate and be equipped with the spacing subassembly of turned angle between the piece and the mounting, the spacing subassembly of turned angle is including setting up spacing groove on the mounting and setting up are in the screens piece on the rotation piece, the one end of screens piece with it rotates to rotate the connection, the other end sliding connection of screens piece is in the spacing groove, the one end that screens piece is located the spacing groove is equipped with the screens piece that prevents to break away from with the spacing groove.

2. The picture frame hinge capable of locking the opening angle as claimed in claim 1, wherein the blocking member is formed by punching from the rotating member, and the blocking member and the rotating member are rotatably connected by deforming and bending.

3. The picture frame hinge capable of locking the opening angle according to claim 1 or 2, wherein the limit groove on the fixing member is formed by blanking and pressing; the limiting groove comprises a clamping groove punched from the fixing piece to one side facing the rotating piece and an avoiding groove punched from the bottom of the clamping groove, and the width of the avoiding groove is smaller than that of the clamping groove; the screens piece passes from dodging the groove and is connected with rotating the piece.

4. The picture frame hinge capable of locking the opening angle as claimed in claim 3, wherein the position-locking block is connected to the free end of the position-locking member, and both sides of the position-locking block are respectively extended outwards, and the position-locking block is disposed in the position-locking groove.

5. The picture frame hinge capable of locking an opening angle as claimed in claim 1, wherein the fixing member and the rotating member are provided with connecting nails at sides facing away from each other; the connecting nail on the fixing piece is used for being fixedly connected with the back face of the frame body, and the connecting nail on the rotating piece is used for being fixedly connected with the upper end of the supporting plate.

6. The picture frame hinge capable of locking the opening angle as claimed in claim 1, wherein the rotation member and the fixed member are connected by edge bending; wherein the edge of the fixed part is wrapped outside the edge of the rotating part.

7. The picture frame hinge capable of locking the opening angle as claimed in claim 6, wherein a limiting piece is provided at the curled edge of the fixing member, a limiting hole is provided on the rotating member, and the limiting piece is correspondingly inserted into the limiting hole.

8. The picture frame hinge capable of locking the opening angle as claimed in claim 7, wherein the position limiting piece is integrally provided with the fixing member, and the position limiting piece extends from the curled edge of the fixing member toward the position limiting hole and passes through the position limiting hole.

9. The picture frame hinge capable of locking the opening angle as claimed in claim 8, wherein the fixing member is provided with a locking hole, and the free end of the limiting piece passes through the limiting hole, extends into the locking hole, and abuts against the back surface of the fixing member.

10. The processing technology for realizing the picture frame hinge capable of locking the opening angle according to any one of claims 1 to 9 is characterized by comprising the following steps:

(1) punching a profile body of the rotating part on the material belt, and punching a clamping part on the profile body of the rotating part;

(2) punching a profile body of the fixing piece on the material belt, and punching a limit groove on the profile body of the fixing piece;

(3) overlapping the outline bodies of the rotating part and the fixed part, and bending the edges of the outline bodies of the rotating part and the fixed part to realize the rotating connection of the rotating part and the fixed part;

(4) pressing a clamping block of a clamping piece on the rotating piece into a limiting groove of the fixing piece;

(5) and turning the rotating part to enable the rotating part and the fixing part to rotate, and enable the clamping part and the rotating part to deform, bend and rotate to finish machining.

Technical Field

The invention relates to a photo frame part, in particular to a photo frame hinge capable of locking an opening angle and a processing technology thereof.

Background

The photo frame is mainly used for positioning four edges of the photo, is beneficial to protecting the photo from being damaged, and has an attractive effect. Wherein, common foldable photo holder frame in the market can support when putting and put immediately, makes the show of photo holder frame and photo more convenient, and collapsible keeping flat when accomodating, reduces occupation space to deposit. Referring to fig. 1, a folding photo frame in the prior art generally includes a frame body 15 and a support plate 16 hinged to the back of the frame body 15, wherein the upper end of the support plate 16 is hinged to the back of the frame body 15, and a limiting rope 17 is arranged between the lower end of the support plate 16 and the frame body 15; when the photo frame needs to be placed vertically, the supporting plate 16 is opened, the bottom of the frame body 15 and the supporting plate 16 are used for supporting and placing the whole photo frame vertically, and the limiting rope 17 is used for limiting the opening angle of the supporting plate 16 and limiting the position of the supporting plate 16.

Although the foldable photo frame in the prior art realizes the vertical placement and folding of the photo frame, the angle limitation of the supporting plate 16 is completed through the limiting rope 17, which is easy to break, so that the photo frame cannot be used continuously; in addition, when the photo frame is placed vertically, the limiting rope 17 is positioned at the bottoms of the support plate 16 and the frame body 15, occupies space and affects appearance; and the arrangement of the limiting rope 17 also increases the material cost and the production and assembly cost.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the photo frame hinge capable of locking the opening angle, and the photo frame hinge can realize the angle limitation between the support plate and the frame body, so that the stability of a photo frame in vertical placement is ensured, the space is saved, the reliability is good, a limiting rope does not need to be arranged independently, and the cost is saved.

The invention also aims to provide a processing technology of the photo frame hinge capable of locking the opening angle.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a photo holder frame hinge of angle is opened to lockable, including be used for with framework back fixed connection's mounting and be used for with the rotation piece of the upper end fixed connection of extension board, the one end of rotating piece and mounting is rotated and is connected its characterized in that, it is equipped with the spacing subassembly of turned angle to rotate between piece and the mounting, the spacing subassembly of turned angle is including setting up spacing groove and setting on the mounting are in the screens piece on the rotation piece, the one end of screens piece with it rotates to rotate to connect, the other end sliding connection of screens piece is in the spacing groove, the one end that screens piece is located the spacing groove is equipped with the screens piece that prevents to break away from with the spacing groove.

The working principle of the photo frame hinge capable of locking the opening angle is as follows:

when the photo holder frame needs to be placed vertically, the supporting plate is directly opened, so that the rotating part is opened along with the supporting plate, the rotating part and the fixing part rotate, the clamping part on the rotating part is driven to rotate, the clamping block on the free end of the clamping part slides in the limiting groove on the fixing part, and the clamping block slides to the end part of the limiting groove, so that the blocking of the clamping block is realized, the rotation limitation on the rotating part is realized through the clamping part, the rotating part is stopped at the angle at the moment, and the vertical placement of the photo holder frame is completed. When the photo frame needs to be folded, the supporting plate is combined, so that the rotating part and the fixing part are combined again, the clamping block on the clamping part at the moment resets and slides outwards, the rotating part and the fixing part are combined and folded, and the supporting plate and the frame are combined and folded.

In a preferred embodiment of the present invention, the blocking member is formed by punching from the rotating member, and the blocking member and the rotating member are rotationally connected by deforming and bending.

According to a preferable scheme of the invention, the limiting groove on the fixing piece is formed by blanking and pressing; the limiting groove comprises a clamping groove punched from the fixing piece to one side facing the rotating piece and an avoiding groove punched from the bottom of the clamping groove, and the width of the avoiding groove is smaller than that of the clamping groove; the screens piece passes from dodging the groove and is connected with rotating the piece.

Preferably, the screens piece is connected on the free end of screens piece, just the both sides of screens piece outwards extend the setting respectively, the screens piece sets up in the screens groove.

According to a preferable scheme of the invention, the fixed piece and the rotating piece are provided with connecting nails at one sides back to each other; the connecting nail on the fixing piece is used for being fixedly connected with the back face of the frame body, and the connecting nail on the rotating piece is used for being fixedly connected with the upper end of the supporting plate.

In a preferred embodiment of the present invention, the rotating member and the fixing member are rotatably connected by an edge curl; wherein the edge of the fixed part is wrapped outside the edge of the rotating part.

Preferably, the edge of the bending of the fixing part is provided with a limiting piece, the rotating part is provided with a limiting hole, and the limiting piece is correspondingly inserted into the limiting hole.

Preferably, the limiting sheet and the fixing piece are integrally arranged, and the limiting sheet extends from the bending edge of the fixing piece to the limiting hole and penetrates through the limiting hole.

Preferably, the fixing part is provided with a clamping hole, and the free end of the limiting sheet passes through the limiting hole, extends into the clamping hole and abuts against the back face of the fixing part.

The processing technology of the photo frame hinge capable of locking the opening angle is characterized by comprising the following steps of:

(1) punching a profile body of the rotating part on the material belt, and punching a clamping part on the profile body of the rotating part;

(2) punching a profile body of the fixing piece on the material belt, and punching a limit groove on the profile body of the fixing piece;

(3) overlapping the outline bodies of the rotating part and the fixed part, and bending the edges of the outline bodies of the rotating part and the fixed part to realize the rotating connection of the rotating part and the fixed part;

(4) pressing a clamping block of a clamping piece on the rotating piece into a limiting groove of the fixing piece;

(5) and turning the rotating part to enable the rotating part and the fixing part to rotate, and enable the clamping part and the rotating part to deform, bend and rotate to finish machining.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the photo frame hinge capable of locking the opening angle, the opening angle limiting between the rotating part and the fixing part is realized through the arrangement of the rotating angle limiting assembly, so that the opening angle limiting between the frame body and the supporting plate is realized, the frame body can be ensured to be vertically placed and horizontally folded, the operation is convenient, and the stability is good.

2. Compared with the traditional limiting rope mode for limiting the opening angle, the photo frame hinge capable of locking the opening angle has the advantages that the space can be saved, the reliability is good, and the photo frame hinge is not easy to break or lose efficacy. Specifically, the rotation angle limiting assembly forms a triangular fixed supporting structure, is good in stability, cannot be folded automatically due to wind and other accidents, accordingly, the photo frame is prevented from falling accidentally, and the photo frame is safe and reliable.

3. The photo frame hinge capable of locking the opening angle saves a limiting rope, saves materials and an assembling process of the limiting rope, thereby reducing the production cost and improving the production efficiency.

Drawings

Fig. 1 is a perspective view of a foldable photo frame in the prior art in an open state.

Fig. 2 to 5 are schematic structural views of one embodiment of the picture frame hinge capable of locking an opening angle according to the present invention, wherein fig. 2 is a front view of a rotating member and a fixing member in a combined state, fig. 3 is a front view of the rotating member and the fixing member in an opened state, fig. 4 is a perspective view of the rotating member and the fixing member in a combined state (a stopper piece is not shown), and fig. 5 is a perspective view of the rotating member and the fixing member in an opened state (a stopper piece is not shown).

Fig. 6 is a perspective view of the fixing member.

Fig. 7 is a perspective view of the rotating member.

FIG. 8 is a perspective view of the foldable photo frame with the photo frame hinge capable of locking the opening angle according to the present invention in an open state.

Detailed Description

The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Referring to fig. 2-8, the photo holder frame hinge of angle is opened to lockable of this embodiment, including be used for with 15 back fixed connection's of framework mounting 2 and be used for with the extension board 16 upper end fixed connection rotate 1, the one end of rotating 1 and mounting 2 rotates and is connected, it is equipped with the spacing subassembly of rotation angle to rotate between 1 and the mounting 2, the spacing subassembly of rotation angle is including setting up spacing groove on the mounting 2 and setting up and being in rotate the screens 5 on the 1, the one end of screens 5 with rotate 1 and rotate and be connected, the other end sliding connection of screens 5 is in the spacing groove, the one end that screens 5 is located the spacing groove is equipped with the screens piece 7 that prevents to break away from with the spacing groove.

Referring to fig. 3, 4, 5 and 7, the blocking member 5 is formed by punching from the rotating member 1, and the blocking member 5 and the rotating member 1 are connected in a rotating manner by deforming and bending. The clamping piece 5 formed by direct punching is adopted, so that the clamping piece 5 and the rotating piece 1 can be processed more conveniently and rapidly, and other connecting structures are not needed, so that the structure is simpler and lighter; in addition, the rotary connection is realized by utilizing the deformation and bending of the connecting part between the clamping piece 5 and the rotating piece 1, the stability is better, the opening angle of the clamping piece 5 is ensured to be kept stable, and the vertical stability of the frame is realized; meanwhile, after the clamping piece 5 is bent for the first time, the length of the clamping piece 5 is changed and is shorter than the length before bending, so that the free end (the clamping block 7) of the clamping piece 5 can be always positioned in the limiting groove, the clamping block 7 cannot be separated from the limiting groove even in a combined state, and the photo frame can be normally opened and combined for use. Furthermore, the rotation connection between the blocking member 5 and the rotating member 1 is realized by deformation and bending, so that the bending angle of the blocking member can be flexibly controlled according to the actual situation, and the user can select the bending angle by himself to control the angle between the frame body 15 and the support plate 16, and the use is convenient and the flexibility is good (of course, when the angle between the blocking member 5 and the rotating member 1 is flexibly changed, the maximum angle is already limited, and the maximum angle is when the blocking block 7 on the blocking member 5 reaches the innermost end of the limiting groove, and in addition, when the angle between the blocking member 5 and the rotating member 1 needs to be reduced, the deformation resistance of the connection position between the blocking member 5 and the rotating member 1 is enough to support the frame body 15 and the support plate 16).

Referring to fig. 2 to 5, the limiting groove on the fixing member 2 is formed by blanking and pressing; the limiting groove comprises a clamping groove 8 punched from the fixing piece 2 to one side facing the rotating piece 1 and an avoiding groove 9 punched from the bottom of the clamping groove 8, and the width of the avoiding groove 9 is smaller than that of the clamping groove 8; the clamping block 7 is positioned in the clamping groove 8, and the clamping element 5 penetrates through the avoiding groove 9 to be connected with the rotating element 1. The limiting groove formed by blanking and pressing comprises a clamping groove 8 and an avoiding groove 9, wherein the avoiding groove 9 ensures normal sliding of the clamping piece 5, the clamping groove 8 formed by pressing down and the avoiding groove 9 punched at the bottom of the clamping groove 8 form an upward convex barrier strip 4 on the fixing piece 2, effective blocking of the clamping piece 7 is realized, the clamping piece 7 is prevented from being released, meanwhile, the clamping piece 5 can move freely, and further, guiding and limiting of the whole clamping piece 5 are realized; and, because the spacing groove is sunken from the fixed part 2 to the side facing the rotating part 1, the clamping block 7 on the clamping part 5 can not interfere with the support plate 16 in the moving process. The limiting groove is formed by punching and pressing, so that the limiting groove and the fixing part 2 can be conveniently machined and manufactured, the machining is convenient, the machining efficiency is improved, and the production cost is reduced.

Referring to fig. 4, 5 and 7, the position-locking block 7 is connected to the free end of the position-locking member 5, and two sides of the position-locking block 7 are respectively extended outwards, and the position-locking block 7 is disposed in the position-locking groove 8. Through setting up such screens piece 7, simple structure, be convenient for with screens groove 8 in the spacing groove matches with dodging groove 9, realizes direction and spacing to prevent that screens piece 5 from deviating from.

Referring to fig. 2 to 8, the fixed member 2 and the rotating member 1 are provided with connecting nails 3 on the sides facing away from each other; the connecting nail 3 on the fixed part 2 is used for being fixedly connected with the back surface of the frame body 15, and the connecting nail 3 on the rotating part 1 is used for being fixedly connected with the upper end of the support plate 16. The fixed connection between the frame body 15 and the support plate 16 is realized by the connecting nail 3, the structure is simple, the connection stability is good, and the opening and the combination between the frame body 15 and the support plate 16 are realized while the rotating piece 1 rotates. The connecting nail 3 of the present embodiment can be referred to as a photo frame nail in the prior art, or referred to as a photo frame backboard connecting nail 3 in the invention patent application with application publication number CN 111673021 a. In this embodiment, the rotating member 1 and the fixing member 2 are both provided with two connecting nails 3, and of course, different numbers of connecting nails 3 can be provided as required.

2-7, the rotating part 1 and the fixed part 2 are connected in a rotating way in a mode of edge bending; wherein the edge of the fixed part 2 is wrapped outside the edge of the rotating part 1. The connection is realized rotating through the edge bending form, the processing is convenient, other rotating structures are not needed to be additionally arranged, and the whole connecting buckle structure is simpler, more effective and lighter. In this embodiment, a group of through holes 13 and a group of opening holes 14 are provided in the bending portion of the rotating member 1, and the through holes 13 and the opening holes 14 are arranged in a staggered manner. Through the arrangement of the through hole 13 and the opening hole 14, the edges of the corresponding positions of the through hole 13 and the opening hole 14 cannot be normally bent and extruded and protruded to a certain extent in the bending process of the rotating member 1; like this, when rotating piece 1 and mounting 2 parcel together, the outer wall at the position of rolling up of rotating piece 1 and the inner wall at the position of rolling up of mounting 2 are not complete smooth matching for when rotating piece 1 rotates, sliding friction takes place for the marginal part of through-hole 13 and opening hole 14 and mounting 2, lets rotate piece 1 and have certain resistance when rotating, and then can let rotate piece 1 and stop on certain opening angle according to actual conditions, so that the angle between control framework 15 and the extension board 16.

Referring to fig. 2 and 3, a limiting piece 6 is arranged at the bending edge of the fixing piece 2, a limiting hole 11 is arranged on the rotating piece 1, and the limiting piece 6 is correspondingly inserted into the limiting hole 11. Through the setting of spacing piece 6 and spacing hole 11, realize the restriction to the horizontal direction between rotating piece 1 and the mounting 2 two, avoid rotating piece 1 and mounting 2 alternate segregation, ensure to rotate the rotational stability between piece 1 and the mounting 2.

Referring to fig. 2, 3, 6 and 7, the position-limiting sheet 6 is integrally disposed with the fixing member 2, and the position-limiting sheet 6 extends from the bent edge of the fixing member 2 toward the position-limiting hole 11 and passes through the position-limiting hole 11. In this embodiment, spacing piece 6 sets up with 2 integration of mounting, and processing is convenient, is favorable to improving machining efficiency, reduction in production cost.

Referring to fig. 2, 3, 6 and 7, the fixing member 2 is provided with a clipping hole 10, and the free end of the limiting sheet 6 passes through the limiting hole 11, extends into the clipping hole 10, and abuts against the back surface of the fixing member 2. Like this, can lock the position of spacing piece 6, effectively prevent that spacing piece 6 from deviating from spacing hole 11 to effectively restrict the position between rotating piece 1 and the locating part, ensure to rotate smoothly. In this embodiment, a clamping block 12 protruding upward is further disposed outside the clamping hole 10 on the fixing member 2, and the clamping block 12 is formed by stamping; through the formation of screens piece 12 for an accommodation space is formed to the below of screens piece 12, so that let spacing piece 6 extend to screens hole 10 after, support tightly in the accommodation space of screens piece 12 below, thereby avoid spacing piece 6 at the bottom protrusion of mounting 2, let the appearance of whole photo holder frame hinge more level and smooth.

Referring to fig. 2 to 8, the working principle of the photo frame hinge capable of locking the opening angle of the embodiment is as follows:

when the photo frame needs to be placed vertically, the supporting plate 16 is directly opened, so that the rotating part 1 is opened along with the supporting plate 16, the rotating part 1 and the fixing part 2 rotate, the clamping part 5 on the rotating part 1 is driven to rotate, the clamping block 7 on the free end of the clamping part 5 slides in the limiting groove on the fixing part 2 until the clamping block 7 slides to the end part of the limiting groove, the blocking of the clamping block 7 is realized, the rotation limitation on the rotating part 1 is realized through the clamping part 5, the rotating part 1 is allowed to stay at the angle at the moment, and the vertical placement of the photo frame is completed. When the photo frame needs to be folded, the support plate 16 is combined, so that the rotating member 1 and the fixed member 2 are combined again, and the clamping block 7 on the clamping member 5 is reset to slide outwards, thereby completing the combination and folding of the rotating member 1 and the fixed member 2, namely completing the combination and folding of the support plate 16 and the frame body 15.

The processing technology of the photo frame hinge capable of locking the opening angle comprises the following steps:

(1) punching a profile body of the rotating part 1 on the material belt, and punching a clamping part 5 on the profile body of the rotating part 1;

(2) punching the outline body of the fixing piece 2 on the material belt, and punching a limit groove on the outline body of the fixing piece 2;

(3) overlapping the outline bodies of the rotating part 1 and the fixed part 2, and bending the edges of the outline bodies of the rotating part 1 and the fixed part 2 to realize the rotating connection of the rotating part 1 and the fixed part 2;

(4) pressing the clamping block 7 of the clamping piece 5 on the rotating piece 1 into the limiting groove of the fixing piece 2;

(5) and turning over the rotating part 1 to enable the rotating part 1 and the fixed part 2 to rotate, and enable the clamping part 5 and the rotating part 1 to deform, bend and rotate, so as to finish machining.

The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.