CN110259789B - Ball mouth elastic pin and production method thereof - Google Patents
Ball mouth elastic pin and production method thereof Download PDFInfo
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- CN110259789B CN110259789B CN201910574460.8A CN201910574460A CN110259789B CN 110259789 B CN110259789 B CN 110259789B CN 201910574460 A CN201910574460 A CN 201910574460A CN 110259789 B CN110259789 B CN 110259789B
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- China
- Prior art keywords
- ruler
- push
- push ruler
- forming groove
- elastic pin
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000465 moulding Methods 0.000 claims description 18
- 238000004080 punching Methods 0.000 claims description 10
- 238000010079 rubber tapping Methods 0.000 claims description 8
- 238000010008 shearing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000005336 cracking Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/3866—Cutting-out; Stamping-out specially adapted for rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/40—Cutting-out; Stamping-out using a press, e.g. of the ram type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/02—Combined thermoforming and manufacture of the preform
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/264—Auxiliary operations prior to the thermoforming operation, e.g. cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/002—Resiliently deformable pins
- F16B19/004—Resiliently deformable pins made in one piece
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/02—Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Forging (AREA)
Abstract
The invention relates to the technical field of preparation of ball mouth elastic pins, in particular to a ball mouth elastic pin and a production method thereof. According to the invention, the two elastic ends of the ball mouth are reduced, so that the element is easy to assemble by hands or an automatic machine, the cost is reduced, the hinge part is prevented from cracking, the product quality is improved, and the ball mouth is durable.
Description
Technical Field
The invention relates to the technical field of preparation of a ball mouth elastic pin, in particular to a ball mouth elastic pin and a production method thereof.
Background
The elastic cylindrical pin is also called a spring pin, is a headless hollow cylindrical body, is axially grooved, and has chamfers at the end parts of two ends for positioning, connecting, fixing and the like of parts; good elasticity and shear resistance are required, and the outer diameter of such pins is slightly larger than the assembly bore diameter.
In various fields, a ball-and-socket elastic pin is required. Generally, when the elastic pin with the spherical mouth is prepared, two ends of two ports are processed and manufactured by keeping the same size, and the mode is not beneficial to assembling elements by hands or automation and assembly, so that the cost is seriously increased, and the hinge is also influenced not to crack, reduce the quality and be not durable.
Disclosure of Invention
The present invention is directed to a ball socket spring pin and a method for manufacturing the same, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a ball mouth elastic pin, includes the body, the body becomes cylindrical setting, just the outside edge of body all is equipped with the screw thread notch, the port department internal diameter at the both ends of body all diminishes.
A production method of a ball socket elastic pin is characterized in that punch equipment is used in the method, the punch equipment comprises a fork opening base, the top of the fork opening base is provided with a discharge hole B, a discharge hole A, a forming groove C, a forming groove B and a forming groove A, the top of the fork opening base is sequentially provided with a push ruler front limit, a plurality of groups of sliders, a slider press, a forming base and a shear opening B from left to right, the right side of the shear opening B is fixedly connected with a push ruler, the right side of the push ruler is provided with a push ruler seat, and the top of the push ruler seat is a fixed seat;
a necking push ruler and a necking are arranged from the back to the front of the top of the front limit of the push ruler, a push ruler needle is connected to the front of the front limit of the push ruler, and a spring groove is formed in the front of the push ruler needle;
the punching machine equipment also comprises a top seat, and the bottom of the top seat is sequentially and correspondingly provided with a fork opening, a push ruler top, an upper tapping B, an upper tapping A and a shearing opening A from top to bottom.
Preferably, the method comprises the steps of:
s1, putting the body to be formed into a punching machine device, and performing shearing operation through punching and chamfering;
s2, performing forming operation on the body after the cut in the S1, pressing the cut A downwards to press the cut B to extrude the element, then pushing the ruler to push the element into a forming groove, and extruding the element and the upper tap to form a first forming;
s3, performing molding operation in S2, and simultaneously extruding and forming for the second time after a push ruler push element is inserted into the upper tap B and the other upper tap B;
s4, performing molding operation in S3, pushing the element into the molding groove C by the pushing ruler, extruding the slide block and the fork opening together to form for the third time, and then feeding the formed part into the discharge opening A;
s5, necking the S4, pushing the component into the necking by a push ruler needle to extrude and reduce the size of the two ends, and finally pushing the component out of the discharge hole B;
and S6, finishing production and finishing the finished product.
Preferably, the discharge port B, the discharge port A, the forming groove C, the forming groove B and the forming groove A can be communicated with each other pairwise.
Preferably, a plurality of the sliding blocks are symmetrically stepped on two sides of the forming groove C.
Preferably, the size of the forming groove A is larger than that of the forming groove B.
During production and preparation, a body to be molded is placed into punch equipment to be subjected to shearing operation through stamping and chamfering, after a molded pushing element is pushed into a molding groove B through a pushing ruler and is simultaneously extruded for second molding through an upper tapping B, the pushing ruler is pushed into a molding groove C, a sliding block and a fork port are simultaneously extruded for third molding to enter a discharge port A, necking operation is performed, the pushing ruler needle pushes the element to enter a necking hole to be extruded and reduce the size of two ends, and finally the sliding block is pushed out from the discharge port B, so that production is completed, and a finished product is finished.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the two elastic ends of the ball mouth are reduced, so that the element is easy to assemble by hands or an automatic machine, the cost is reduced, the hinge part is prevented from cracking, the product quality is improved, and the ball mouth is durable.
Drawings
FIG. 1 is a schematic view of a ball-end spring pin according to the present invention;
FIG. 2 is a schematic view of the structure of the bottom plan view of the production apparatus for the elastic pin with a ball socket according to the present invention;
fig. 3 is a schematic front view of the apparatus for producing the elastic pin of the present invention.
In the figure: 1-push ruler, 2-fixed ruler base, 3-fixed base, 4-cut B, 5-forming groove A, 6-forming groove B, 7-forming base, 8-slide block, 9-forming groove C, 10-slide block press, 11-push ruler needle, 12-necking, 13-discharge hole B, 14-push ruler front limit, 15-necking push ruler, 16-spring groove, 17-fork base, 18-discharge hole A, 19-cut A, 20-up tap A, 21-up tap B, 22-fork, 23-push ruler top, 24-body and 25-thread notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a ball mouth elastic pin, includes body 24, and body 24 becomes cylindrical setting, and the outside edge of body 24 all is equipped with screw thread notch 25, and the port department internal diameter at the both ends of body 24 all diminishes.
A production method of a ball socket elastic pin uses punch equipment in the method, the punch equipment comprises a fork base 17, the top of the fork base 17 is provided with a discharge hole B13, a discharge hole A18, a forming groove C9, a forming groove B6 and a forming groove A5, the size of the forming groove A5 is larger than that of the forming groove B6, the top of the fork base 17 is sequentially provided with a push ruler front limit 14, a plurality of groups of sliders 8, a slider press 10, a forming base 7 and a shear hole B4 from left to right, the sliders 8 are symmetrically arranged on two sides of the forming groove C9 in steps, the right side of the shear hole B4 is fixedly connected with a push ruler 1, the right side of the push ruler 1 is provided with a push ruler seat 2, the top of the push ruler seat 2 is provided with a fixed seat 3, the discharge hole B13, the discharge hole A18, the forming groove C9, the forming groove B6 and the forming groove A5 can be mutually communicated in.
The top of the front limit 14 of the push ruler is provided with a necking push ruler 15 and a necking 12 from the back to the front, the front of the front limit 14 of the push ruler is connected with a push ruler needle 11, and the front of the push ruler needle 11 is provided with a spring groove 16.
The punching machine equipment also comprises a top seat, and the bottom of the top seat is correspondingly provided with a fork opening 22, a ruler pushing top 23, an upper tapping B21, an upper tapping A20 and a shearing opening A19 from top to bottom.
The method comprises the following steps:
s1, putting the body 24 to be formed into a punching machine for punching and chamfering to perform shearing operation;
s2, the body 24 after being cut in the S1 is molded, after a cut A19 is pressed downwards to press a cut B4 extruding element, the push ruler 1 pushes the element into the molding groove 5, and the element and the upper tap 20 are extruded to be molded for the first time;
s3, performing the molding operation in S2, and pushing the push ruler 1 into the upper tap B6 and the other upper tap B21 to simultaneously extrude and form for the second time;
s4, performing molding operation in S3, pushing the element into the molding groove C9 by the push ruler 1, extruding the slide block 8 and the fork opening 22 together to form for the third time, and then feeding the extruded part into a discharge opening A18;
s5, necking down the S4, pushing the component into the necking 12 by a push ruler needle 11 to extrude and reduce the size of the two ends, and finally pushing the component out of a discharge hole B13;
and S6, finishing production and finishing the finished product.
During production and preparation, the body 24 to be molded is placed into a punch press device to be subjected to shearing operation through stamping and chamfering, the molded body is pushed into the molding groove B6 through the push ruler 1 and is extruded for the second time through the upper tapping B21, the push ruler 1 pushes the component into the molding groove C9, the slide block 8 and the fork 22 are extruded together to be molded for the third time and then enter the discharge port 18, necking operation is performed, the push ruler 11 pushes the component into the necking 12 to reduce the size of two ends through extrusion, and finally the component is pushed out through the discharge port B13, so that production is completed, and a finished product is finished.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A method for producing a ball socket elastic pin, comprising a body (24), characterized in that: the body (24) is arranged in a cylindrical shape, the outer side edges of the body (24) are provided with thread notches (25), the inner diameters of the ports at the two ends of the body (24) are reduced, and the method uses punch equipment, the punching machine equipment comprises a fork base (17), the top of the fork base (17) is provided with a discharge hole B (13), a discharge hole A (18), a forming groove C (9), a forming groove B (6) and a forming groove A (5), and the top of the fork mouth base (17) is provided with a push ruler front limit (14), a plurality of groups of slide blocks (8), a slide block press (10), a forming base (7) and a shear mouth B (4) from left to right in sequence, a push ruler (1) is fixedly connected to the right side of the cut B (4), a push ruler seat (2) is arranged on the right side of the push ruler (1), and a fixed seat (3) is arranged at the top of the push ruler seat (2);
a necking push ruler (15) and a necking (12) are arranged from the back to the front of the top of the push ruler front limit (14), a push ruler needle (11) is connected to the front of the push ruler front limit (14), and a spring groove (16) is arranged on the front of the push ruler needle (11);
the punching machine equipment also comprises a top seat, and the bottom of the top seat is correspondingly provided with a fork opening (22), a push ruler top (23), an upper tapping B (21), an upper tapping A (20) and a shearing opening A (19) from top to bottom.
2. The method for producing a ball socket elastic pin according to claim 1, wherein: the method comprises the following steps:
s1, putting the body (24) to be formed into a punching machine device, and performing shearing operation through punching and chamfering;
s2, molding the body (24) after the cut in the step S1, pressing a cut A (19) downwards to press a cut B (4) to extrude the element, then pushing the element into an upper tap A (5) by a push ruler (1), and extruding the element and another upper tap (20) to form a first forming step at the same time;
s3, performing the molding operation in S2, and simultaneously extruding and performing secondary molding by a push ruler (1) and a push element into an upper tap B (6) and another upper tap B (21);
s4, performing molding operation in S3, pushing the element into the molding groove C (9) by the push ruler (1), extruding the slide block (8) and the fork opening (22) together to form for the third time, and then feeding the extruded part into the discharge opening A (18);
s5, necking down the S4, pushing the element into a necking (12) by a ruler pushing needle (11), extruding and reducing the size of the two ends, and finally pushing the two ends out by a discharge hole B (13);
and S6, finishing production and finishing the finished product.
3. The method for producing a ball socket elastic pin according to claim 1, wherein: the discharge port B (13), the discharge port A (18), the forming groove C (9), the forming groove B (6) and the forming groove A (5) can be communicated with each other.
4. The method for producing a ball socket elastic pin according to claim 1, wherein: the sliding blocks (8) are symmetrically distributed on two sides of the forming groove C (9) in steps.
5. The method for producing a ball socket elastic pin according to claim 1, wherein: the size of the forming groove A (5) is larger than that of the forming groove B (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574460.8A CN110259789B (en) | 2019-06-28 | 2019-06-28 | Ball mouth elastic pin and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910574460.8A CN110259789B (en) | 2019-06-28 | 2019-06-28 | Ball mouth elastic pin and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110259789A CN110259789A (en) | 2019-09-20 |
| CN110259789B true CN110259789B (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910574460.8A Active CN110259789B (en) | 2019-06-28 | 2019-06-28 | Ball mouth elastic pin and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110259789B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112522495A (en) * | 2020-12-04 | 2021-03-19 | 南京博嘉利智能制造科技有限公司 | Bolt for shock absorber and production process thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB535367A (en) * | 1939-04-24 | 1941-04-07 | Tinnerman Products Inc | Improvements relating to fastening devices |
| FR2611241A1 (en) * | 1987-02-20 | 1988-08-26 | Mecanindus | Split hollow cylindrical pin with a built-in stop means |
| FR2724697A1 (en) * | 1994-09-20 | 1996-03-22 | Rive Michel | Compressible split gudgeon pin with hollow centre |
| CN205244068U (en) * | 2015-12-16 | 2016-05-18 | 江苏食品药品职业技术学院 | A elasticity pin for in welding frock |
| CN205918731U (en) * | 2016-06-24 | 2017-02-01 | 苏州凯富精密模具有限公司 | A locating pin that is used for angle that has of outer plate mould compound die of automobile |
| CN207500271U (en) * | 2017-11-17 | 2018-06-15 | 温州科腾紧固件有限公司 | engine elastic cylindrical pin |
| CN208578827U (en) * | 2018-08-04 | 2019-03-05 | 台州大昌汽车部件有限公司 | A kind of elastic cylindrical pin |
| CN208749767U (en) * | 2018-08-04 | 2019-04-16 | 台州大昌汽车部件有限公司 | A kind of straight pin |
-
2019
- 2019-06-28 CN CN201910574460.8A patent/CN110259789B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB535367A (en) * | 1939-04-24 | 1941-04-07 | Tinnerman Products Inc | Improvements relating to fastening devices |
| FR2611241A1 (en) * | 1987-02-20 | 1988-08-26 | Mecanindus | Split hollow cylindrical pin with a built-in stop means |
| FR2724697A1 (en) * | 1994-09-20 | 1996-03-22 | Rive Michel | Compressible split gudgeon pin with hollow centre |
| CN205244068U (en) * | 2015-12-16 | 2016-05-18 | 江苏食品药品职业技术学院 | A elasticity pin for in welding frock |
| CN205918731U (en) * | 2016-06-24 | 2017-02-01 | 苏州凯富精密模具有限公司 | A locating pin that is used for angle that has of outer plate mould compound die of automobile |
| CN207500271U (en) * | 2017-11-17 | 2018-06-15 | 温州科腾紧固件有限公司 | engine elastic cylindrical pin |
| CN208578827U (en) * | 2018-08-04 | 2019-03-05 | 台州大昌汽车部件有限公司 | A kind of elastic cylindrical pin |
| CN208749767U (en) * | 2018-08-04 | 2019-04-16 | 台州大昌汽车部件有限公司 | A kind of straight pin |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110259789A (en) | 2019-09-20 |
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