CN210231378U - Spring hook body forming device - Google Patents

Spring hook body forming device Download PDF

Info

Publication number
CN210231378U
CN210231378U CN201920657977.9U CN201920657977U CN210231378U CN 210231378 U CN210231378 U CN 210231378U CN 201920657977 U CN201920657977 U CN 201920657977U CN 210231378 U CN210231378 U CN 210231378U
Authority
CN
China
Prior art keywords
plate
spring
hook body
forming
forming device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920657977.9U
Other languages
Chinese (zh)
Inventor
Erhui Chen
陈二辉
Tianxiong Tang
唐天雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaoxing Meili Precision Spring Co ltd
Original Assignee
Shaoxing Meili Precision Spring Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shaoxing Meili Precision Spring Co ltd filed Critical Shaoxing Meili Precision Spring Co ltd
Priority to CN201920657977.9U priority Critical patent/CN210231378U/en
Application granted granted Critical
Publication of CN210231378U publication Critical patent/CN210231378U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Springs (AREA)

Abstract

The utility model provides a spring hook body forming device, which comprises a fixed block, wherein a positioning hole is arranged on the fixed block, and the hole wall of the positioning hole comprises a supporting surface and a top surface; the forming block comprises a forming plate and a supporting space, the top end of the forming plate is a round angle, and the round angle is arranged between the supporting surface and the top surface; the pressure head, it is arranged in the shaping piece top and can the up-and-down motion, the pressure head includes the wedge head, and when the pressure head moved to the minimum, the wedge head was arranged in and is propped long the space, the wedge head includes the location limit of vertical setting, and when the pressure head downstream, the location limit was hugged closely in the fixed block lateral wall. The utility model discloses a shaping piece and pressure head cooperate, accomplish the book of spring and collude work in a stamping process, improve production efficiency, avoid in the course of working the spring move back the circle, extension spring life.

Description

Spring hook body forming device
Technical Field
The utility model belongs to the technical field of the spring production, especially, relate to a spring colludes body forming device.
Background
In spring production, especially in the extension spring production that the line diameter is more than 8mm, the unable one shot forming of couple at spring and spring both ends, for the convenience spring hangs in preset position, generally need set up the straightway between couple and the spring body at spring both ends, need move back the circle to the spring body that has already been processed in the course of working, bend and break up operations such as colluding, but after spring wire processed through the multichannel process of buckling, produce the crack easily on the spring material even the spring fracture, reduced the anti fatigue strength of spring, reduce the life of spring.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a spring colludes body forming device to the spring colludes the quick shaping of body, reduces the number of times of buckling of colluding the body in-process wire, and then increases the spring life-span.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a spring hook body forming device comprises
The fixing block is provided with a positioning hole, and the hole wall of the positioning hole comprises a supporting surface and a top surface;
the forming block comprises a forming plate and a supporting space, the top end of the forming plate is a round angle, and the round angle is arranged between the supporting surface and the top surface;
the pressure head, it is arranged in the shaping piece top and can the up-and-down motion, the pressure head includes the wedge head, and when the pressure head moved to the minimum, the wedge head was arranged in and is propped long the space, the wedge head includes the location limit of vertical setting, and when the pressure head downstream, the location limit was hugged closely in the fixed block lateral wall.
Furthermore, the wedge-shaped head also comprises a support long edge, wherein the bottom end of the positioning edge extends upwards and obliquely away from the fixing block.
Furthermore, the shaping piece still includes the locating plate parallel with the shaping plate, the locating plate top is arranged in between holding surface and the top surface, shaping plate and locating plate are arranged in and are propped long space both sides.
Furthermore, the molding block also comprises a molding edge extending downwards along the round angle and far away from the fixing block.
Furthermore, this device still includes first curb plate and the second curb plate of arranging into the shaping piece both sides respectively in, first curb plate hugs closely in the shaping board, the second curb plate hugs closely in the locating plate. The spring hook body is limited and assisted in forming.
Furthermore, an inclined plane is arranged at the top of the first side plate, and the bottom end of the inclined plane is arranged between the supporting surface and the top surface.
Furthermore, the positioning hole is arranged in an inclined mode along the axial direction, and the forming block is arranged at the lower end of the positioning hole.
Furthermore, the pressure head also comprises an extrusion surface, and the extrusion surface is arranged right above the forming edge and is parallel to the forming edge.
Furthermore, the included angle between the forming edge and the horizontal plane is larger than the included angle between the positioning hole and the horizontal plane.
Compared with the prior art, a spring colludes body forming device have following advantage:
the utility model adopts the matching of the forming block and the pressing head to complete the hook folding work of the spring in one-step stamping process, thereby improving the production efficiency, avoiding the spring from returning in the processing process and prolonging the service life of the spring;
two side plates which are oppositely arranged are adopted to limit the forming space of the hook body and prevent the straight line section of the hook body from deforming in the stretching process;
the adoption sets up the inclined plane on first curb plate, prevents that first spring coil from buckling the in-process and appearing the wire deformation.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic exploded view of the entire apparatus;
FIG. 2 is a three-dimensional schematic view of a forming block;
FIG. 3 is a three-dimensional schematic view of the indenter;
FIG. 4 is a schematic view showing the fitting of the molding blocks, the positioning holes and the side plates;
FIG. 5 is an overall cross-sectional view of the device;
fig. 6 is a flow chart of the molding and matching of the pressing head and the spring hook body.
Description of reference numerals:
1-a base; 2, fixing blocks; 21-positioning holes; 211-a support surface; 212-top surface; 3-forming the block; 31-forming a plate; 311-fillet; 312-a forming edge; 32-positioning plate; 321-top edge; 33-expanding the space; 4-pressing head; 41-a wedge head; 411-positioning edge; 412-spreader side; 42-extrusion surface; 51-a first side panel; 511-inclined plane; 52-a second side panel; 61-first coil; 62-a secondary coil; 63-hook body; 631-straight line segment; 632-curved section.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The utility model discloses a spring hook 63 forming device, including base 1, fixed block 2, shaping piece 3 and the pressure head 4 that is arranged above shaping piece 3 and can move up and down, fixed block 2 sets firmly on base 1 vertically, 2 tops of spring fixed block open have the locating hole 21 that inclines, shaping piece 3 is arranged in locating hole 21 low side;
the forming block 3 comprises a positioning plate 32 and a forming plate 31 which are arranged in parallel, the positioning plate 32 comprises a top supporting edge 321, the top of the top supporting edge 321 is higher than the lower end of the positioning hole 21, the lower end of the spring can be supported on the top supporting edge 321 when the spring passes through the positioning hole 21 of the inclined fixed block 2, the top of the forming plate comprises a round angle 311, the top ends of the round angle 311 and the top supporting edge 321 are inclined downwards to be far away from the forming edge 312 extending out of the direction of the fixed block 2, a supporting space 33 is left between the positioning plate 32 and the forming plate 31, the pressing head 4 comprises a wedge-shaped head 41, the wedge-shaped head 41 can be inserted into the supporting space 33, the wedge-shaped head 41 comprises a vertically arranged positioning edge 411 and an inclined supporting edge 412, when the pressing head 4 moves downwards, the positioning edge 411 is tightly attached to the side wall of the fixed block 2, and the wedge-shaped head 41 is inserted between the, the positioning edge 411 is tightly abutted to the second spring ring 62, and the support edge 412 is pressed downwards to bend the first spring ring 61 in the direction away from the second spring ring 62, so as to form the hook 63.
The pore wall of locating hole 21 is including the inclined holding surface 211 that is used for supporting the spring and to the top surface 212 right with holding surface 211, the fillet 311 that supports top edge 321 top and profiled sheet 31 advances to be higher than the lower one end of holding surface 211 just is less than the lower one end of top surface 212, and when pressure head 4 downstream, first spring coil 61 atress is buckled along fillet 311 for the part of keeping away from second spring coil 62 forms and colludes body 63, colluding body 63 includes curved section 632 and straightway 631 and continues the downstream along with pressure head 4 simultaneously, and spring colludes body 63 is inboard hugged closely in propping long limit 412, utilizes locating edge 411 and props long limit 412 and cooperate, makes second spring coil 62 motionless, colludes body 63 and makes curved section 632 shorten along with pressure head 4 downstream, and straightway 631 lengthens to make colluding body 63 and the work piece that waits to be connected articulate.
The two sides of the forming block 3 are respectively provided with a first side plate 51 and a second side plate 52, the plate surface of the first side plate 51 is tightly attached to the forming plate 31, the plate surface of the second side plate 52 is tightly attached to the positioning plate 32, the inner side of the top of the first side plate 51 is provided with an inclined surface 511, and the bottom end of the inclined surface 511 is arranged between the supporting surface 211 of the positioning hole 21 and the top surface 212, so as to prevent the hook body 63 from being influenced by the internal force of the supporting long edge 412 and the material to cause the center of the hook body 63 not to be on the middle axis of the spring or deform the straight line segment 631 of the hook body.
The pressing head 4 further comprises an extrusion surface 42, the extrusion surface 42 is parallel to the forming edge 312 of the forming block 3, the extrusion surface 42 is arranged right above the forming edge 312, when the pressing head 4 moves downwards, the outer end of the hook body 63 moves outwards along the support long edge 412 until being abutted against the extrusion surface 42, and then bends downwards along the extrusion surface 42 until being attached to the forming edge 312.
The included angle between the forming edge 312 and the horizontal plane is larger than that between the positioning hole 21 and the horizontal plane, so that the hook body 63 is prevented from rebounding after the pressure head 4 is lifted due to elastic deformation of the spring material after the hook body 63 is subjected to punch forming.
In the working process, the spring is firstly inserted into the positioning hole 21, so that one end of the spring is abutted against the top of the top abutting edge 321, meanwhile, the first spring ring 61 is arranged outside the positioning hole 21, and the second spring ring 62 is arranged in the positioning hole 21; the pressing head 4 moves downwards until the bottom end of the wedge-shaped head 41 is inserted between the first spring ring 61 and the second spring ring 62, the pressing head 4 continues to move downwards, the wedge-shaped head 41 is arranged in the extension space 33 between the positioning plate 32 and the forming plate 31, the second spring ring 62 abuts against the positioning edge 411 of the wedge-shaped head 41, the extension edge 412 abuts against the inner side of the first spring ring 61, the first spring ring 61 bends outwards along with the downward movement of the pressing head 4, meanwhile, the first spring ring is stretched to form a straight line segment 631 close to the first side plate 51, when the top of the first spring ring 61 is contacted with the extrusion surface 42, the first spring ring bends downwards along the extrusion surface 42 and the round angle 311 until the first spring ring 61 is contacted with the forming edge 312 of the forming block 3, and the first spring ring 61 bends to form a hook body; the pressure head 4 rises, and the hook body 63 is lifted upwards by a certain angle due to the elastic deformation of the metal, so that the length square of the hook body 63 is on the same straight line with the axial direction of the spring.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a spring colludes body forming device which characterized in that: comprises that
The fixing block (2) is provided with a positioning hole (21), and the wall of the positioning hole (21) comprises a supporting surface (211) and a top surface (212);
the molding block (3) comprises a molding plate (31) and a supporting space (33), the top end of the molding plate (31) is a round angle (311), and the round angle (311) is arranged between the supporting surface (211) and the top surface (212);
pressure head (4), it is arranged in and is become moulding piece (3) top and ability up-and-down motion, pressure head (4) include wedge head (41), and when pressure head (4) moved the minimum, wedge head (41) were arranged in and are propped long space (33), wedge head (41) are including the location limit (411) of vertical setting, when pressure head (4) downstream, location limit (411) are hugged closely in fixed block (2) lateral wall.
2. The spring hook body forming device according to claim 1, wherein: the wedge-shaped head (41) further comprises a long supporting edge (412) which is formed by obliquely extending the bottom end of the positioning edge (411) upwards and far away from the fixed block (2).
3. The spring hook body forming device according to claim 1, wherein: the forming block (3) further comprises a positioning plate (32) parallel to the forming plate (31), the top of the positioning plate (32) is arranged between the supporting surface (211) and the top surface (212), and the forming plate (31) and the positioning plate (32) are arranged on two sides of the extension space (33).
4. The spring hook body forming device according to claim 3, wherein: the molding block (3) further comprises a molding edge (312) which extends downwards along the round angle (311) and in the direction far away from the fixing block (2).
5. The spring hook body forming device according to claim 3, wherein: the device is characterized by further comprising a first side plate (51) and a second side plate (52) which are arranged on two sides of the forming block (3) respectively, wherein the first side plate (51) is tightly attached to the forming plate (31), and the second side plate (52) is tightly attached to the positioning plate (32).
6. The spring hook body forming device according to claim 5, wherein: the top of the first side plate (51) is provided with an inclined surface (511), and the bottom end of the inclined surface (511) is arranged between the supporting surface (211) and the top surface (212).
7. The spring hook body forming device according to claim 1, wherein: the positioning hole (21) is arranged along the axial direction in an inclined mode, and the forming block (3) is arranged at the lower end of the positioning hole (21).
8. The spring hook body forming device according to claim 4, wherein: the pressing head (4) further comprises an extrusion surface (42), and the extrusion surface (42) is arranged right above the forming edge (312) and is parallel to the forming edge (312).
9. The spring hook body forming device according to claim 4, wherein: the included angle between the forming edge (312) and the horizontal plane is larger than that between the positioning hole (21) and the horizontal plane.
CN201920657977.9U 2019-05-08 2019-05-08 Spring hook body forming device Expired - Fee Related CN210231378U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920657977.9U CN210231378U (en) 2019-05-08 2019-05-08 Spring hook body forming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920657977.9U CN210231378U (en) 2019-05-08 2019-05-08 Spring hook body forming device

Publications (1)

Publication Number Publication Date
CN210231378U true CN210231378U (en) 2020-04-03

Family

ID=69970713

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920657977.9U Expired - Fee Related CN210231378U (en) 2019-05-08 2019-05-08 Spring hook body forming device

Country Status (1)

Country Link
CN (1) CN210231378U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109985995A (en) * 2019-05-08 2019-07-09 绍兴美力精密弹簧有限公司 A spring hook body forming device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109985995A (en) * 2019-05-08 2019-07-09 绍兴美力精密弹簧有限公司 A spring hook body forming device

Similar Documents

Publication Publication Date Title
CA2971554C (en) Hat-shaped cross-section component manufacturing method
CA2932856C (en) Hat shaped cross-section component manufacturing method
US20180078993A1 (en) Method of forming a closed cross-sectional structure
CN210231378U (en) Spring hook body forming device
CN210188133U (en) Bending die for hyperboloid aluminum alloy section
CN110614321B (en) Refrigerator bottom beam forming mold and refrigerator bottom beam manufacturing method
JP5313641B2 (en) Press bending tool
CN210497989U (en) A mold for processing large car body sheet metal parts
JP2001191112A (en) Method and apparatus for forming tubular member having rectangular cross section
CN208033985U (en) A kind of catalyst converter flange positioning clamping device for preventing being mingled with spatter
CN220636014U (en) Vertical punching die
CN211679605U (en) Transfer tensile mould of milk ware face-piece
CN108580701B (en) Bending die
CN217095190U (en) Riveting hexagonal equipment
CN212019039U (en) Axle distance rod mould of bending
CN109351853A (en) A kind of three-dimensional bending tube composite molding tooling
CN109985995A (en) A spring hook body forming device
CN217726837U (en) Forming die of bending machine
CN220497522U (en) Connecting pipe port bidirectional forming die for automobile engine cooling system
CN216801354U (en) Upper die of bending machine
CN223862611U (en) A single-ear bending component and a single-ear half-clamping ring stamping die
CN211938542U (en) Bending mechanism and bending machine
CN217369875U (en) Upper die assembly for angle steel bending machine
CN219817628U (en) Reverse folding flattening die structure
CN115301825B (en) Full-automatic bending machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200403

CF01 Termination of patent right due to non-payment of annual fee