CN204094036U - Spacing bearing pin cold-heading device - Google Patents
Spacing bearing pin cold-heading device Download PDFInfo
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- CN204094036U CN204094036U CN201420463266.5U CN201420463266U CN204094036U CN 204094036 U CN204094036 U CN 204094036U CN 201420463266 U CN201420463266 U CN 201420463266U CN 204094036 U CN204094036 U CN 204094036U
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Abstract
The utility model discloses a kind of spacing bearing pin cold-heading device, comprise feed mechanism, shut-off mechanism, connecting gear and four moulds, wherein, feed mechanism is corresponding with the position of shut-off mechanism; Connecting gear is moving feeding between feed mechanism and four moulds; Four moulds comprise: for the first mould of shaping station material; For second mould at pre-recessed spacing bearing pin two ends; For the 3rd mould of preformed spacing bearing pin two ends boss; For the boss at forming embossing tooth, shaping two ends, the 4th mould of shaping spacer pin shaft size; Four moulds are arranged in order.The spacing bearing pin cold-heading device that the utility model provides, cold-heading molding speed is fast; Simplify the manufacturing procedure of spacing bearing pin, substantially increase production efficiency; The metal streamline tissue avoiding station material cuts off, and improves the intensity of spacing bearing pin; Improve utilization rate of raw materials, reduce production cost; One time cold-heading molding ensure that boss and flower tooth accurate positioning, improves the precision of spacing bearing pin.
Description
Technical field
The utility model relates to a kind of spacing bearing pin cold-heading device.
Background technology
At present, automobile is very universal as a kind of vehicles, and spacing bearing pin is one of important spare part of arrangements for automotive doors.Please refer to Fig. 3 a to Fig. 3 c, this spacing bearing pin 6 comprises with the head of boss 61 and the bar portion with flower tooth 62, and spacing bearing pin 6 inside is provided with through hole, and through hole is divided into upper hole and bottom hole, upper hole is different with the internal diameter of bottom hole, and boss 61 and flower tooth 62 relative position want strict.
The technique of producing this spacing bearing pin 6 in prior art is that the mode adopting CNC (Digit Control Machine Tool) entirely to process produces spacing bearing pin 6, but the mode of production adopting CNC entirely to process produces spacing bearing pin 6, produce spacing bearing pin 6 consumption of raw material 110 grams, utilization rate of raw materials is low, and production cost is higher; Adopt process for machining, metal streamline tissue has cut-out, causes the intensity of spacing bearing pin 6 low; And boss 61 and flower tooth 62 are difficult to precise positioning, and manufacturing procedure is numerous and diverse, causes production efficiency too low.
Utility model content
In order to improve intensity and the precision of spacing bearing pin, simplify manufacturing procedure, enhance productivity and utilization rate of raw materials, the utility model provides a kind of spacing bearing pin cold-heading device.
In order to solve above technical problem, the technical solution of the utility model is: a kind of spacing bearing pin cold-heading device, and comprise feed mechanism, shut-off mechanism, connecting gear and four moulds, wherein, described feed mechanism is corresponding with the position of described shut-off mechanism; Described connecting gear is moving feeding between described feed mechanism and four moulds; Described four moulds comprise: for the first mould of shaping station material; For second mould at pre-recessed spacing bearing pin two ends; For the 3rd mould of preformed spacing bearing pin two ends boss; For the boss at forming embossing tooth, shaping two ends, the 4th mould of shaping spacer pin shaft size; Described four moulds are arranged in order.
As preferably, described four moulds include main mould and punch die, and described main mould and described punch die correspondence are arranged, and described main mould comprises main formwork, main die-cushion block, main mould thimble and main die, is provided with master cast chamber in described main die; Be fixed on after described main die-cushion block is connected with described main die in described main formwork, run through described main die above described main mould thimble to described master cast chamber, below described main mould thimble, be connected with main mould top rod; Described punch die comprises punch die shell and punch die thimble, is connected with punch die top rod, passes described punch die shell below described punch die thimble above described punch die thimble.
As preferably, described connecting gear is clip.
As preferably, described four moulds are installed on pressure, and to make power be on the cold headers of 130 ~ 150 tons.
Compared with prior art, the utility model carries out cold-heading process to station material successively by four moulds, due to the spacing bearing pin cold-heading device that the utility model provides, is provided with feed mechanism, shut-off mechanism and connecting gear, automatically movement in station material cold-heading process, mould cold-heading shaping speed is fast; And owing to not needing machined boss and flower tooth, simplify the manufacturing procedure of spacing bearing pin, substantially increase the production efficiency of spacing bearing pin; Owing to not needing machined boss and flower tooth, the metal streamline tissue avoiding station material cuts off, and metal streamline is organized complete, improves the intensity of spacing bearing pin; And the scrap produced greatly reduces, and improves utilization rate of raw materials, reduces production cost; One time cold-heading molding ensure that boss and flower tooth accurate positioning, improves the precision of spacing bearing pin.
Accompanying drawing explanation
Fig. 1 is the structural representation of the spacing bearing pin cold-heading device in the utility model one detailed description of the invention;
Structural representation when Fig. 2 a is the 4th mould matched moulds in the utility model one detailed description of the invention;
Structural representation when Fig. 2 b is the 4th mould die sinking in the utility model one detailed description of the invention;
Fig. 3 a is the front view of spacing bearing pin;
Fig. 3 b is the rearview of spacing bearing pin;
Fig. 3 c is the right view of Fig. 3 a.
Shown in figure: 1, feed mechanism, 2, shut-off mechanism, 3, connecting gear, 4, mould, 41, the first mould, the 42, second mould, the 43, the 3rd mould, the 44, the 4th mould, 401, main formwork, 402, main die-cushion block, 403, main mould thimble, 404, main die, 405, master cast chamber, 406, main mould top rod, 407, punch die shell, 408, punch die thimble, 409, punch die top rod, 5, station material, 6, spacing bearing pin, 61, boss, 62, flower tooth.
Detailed description of the invention
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail detailed description of the invention of the present utility model below in conjunction with accompanying drawing.It should be noted that, accompanying drawing of the present utility model all adopts the form of simplification, all uses non-ratio accurately, only in order to the object of aid illustration the utility model embodiment.
Please refer to Fig. 1, and composition graphs 3a to Fig. 3 c, spacing bearing pin cold-heading device of the present utility model, for the spacing bearing pin 6 of cold-heading molding, comprise feed mechanism 1, shut-off mechanism 2, connecting gear 3 and four moulds 4, wherein, described feed mechanism 1 is corresponding with the position of described shut-off mechanism 2; Described connecting gear 3 is moving feeding between described feed mechanism 1 and four moulds 4; Described four moulds 4 comprise: for the first mould 41 of shaping station material 5, for second mould 42 at pre-recessed spacing bearing pin 6 two ends; For the 3rd mould 43 of preformed spacing bearing pin 6 two ends boss 61; For the boss 61 at forming embossing tooth 62, shaping spacing bearing pin 6 two ends, the 4th mould 44 of shaping spacing bearing pin 6 size; Described four moulds 4 are arranged in order.
Please refer to Fig. 2 a and Fig. 2 b, and composition graphs 1, as preferably, described four moulds 4 include main mould and punch die, described main mould and described punch die correspondence are arranged, for described 4th mould 44 in Fig. 2 a and Fig. 2 b, described main mould comprises main formwork 401, main die-cushion block 402, main mould thimble 403 and main die 404, is provided with master cast chamber 405 in described main die 404; Described main die-cushion block 402 is fixed in described main formwork 401 after being connected with described main die 404, described main die 404 is run through to described master cast chamber 405 above described main mould thimble 403, main mould top rod 406 is connected with, for auxiliary described main mould thimble 403 below described main mould thimble 403; Described punch die comprises punch die shell 407 and punch die thimble 408, is connected with punch die top rod 409 above described punch die thimble 408, passes described punch die shell 407 below described punch die thimble 408.Described punch die thimble 408 and described punch die top rod 409 play effect station material 5 being pushed described master cast chamber 405.
Described connecting gear 3 is clip.
Described four moulds 4 are installed on pressure, and to make power be on the cold headers of 130 ~ 150 tons.
Please refer to Fig. 3 a to Fig. 3 c, and composition graphs 1, adopt above-mentioned spacing bearing pin cold-heading device to produce the technique of spacing bearing pin 6, comprise the following steps:
(1) adopt described feed mechanism 1 to send station material 5, adopt described shut-off mechanism 2 to shear station material 5, with described connecting gear 3, described station material 5 is sent to described first mould 41;
(2) described first mould 41 shaping station material 5, first mould 41 is adopted to make station material 5 be overall shaped into cylindrical shape;
(3) adopt described connecting gear 3 that described station material 5 is sent to described second mould 42, adopt described second mould 42 for the two ends of pre-recessed spacing bearing pin 6;
(4) adopt described connecting gear 3 that described station material 5 is sent to described 3rd mould 43, adopt the boss 61 at the 3rd mould 43 preformed spacing bearing pin 6 two ends;
(5) adopt described connecting gear 3 that described station material 5 is sent to described 4th mould 44, adopt the boss 61 at the described colored tooth 62 in the 4th mould 44 curved lever portion, the two ends of spacing bearing pin 6, shaping spacing bearing pin 6 size;
(6) the blank part cleaning of the spacing bearing pin 6 step (5) cold-heading obtained, employing machining mode is holed, and make spacing bearing pin 6 inside form through hole, upper hole is different with the internal diameter of bottom hole, so boring can be divided into two steps to complete, then heat-treat; Surface treatment, obtains spacing bearing pin 6.
The first two ends of pre-recessed spacing bearing pin 6, and then the boss 61 at preformed spacing bearing pin 6 two ends, can reduce the power of bearing in station material 5 place preformed boss 61 process.
Station material 5 can directly obtain by buying; Heat treatment is to ensure part machinery performance; Surface treatment can adopt the mode of plating, can improve the decay resistance on spacing bearing pin 6 surface.
The utility model carries out cold-heading process to station material 5 successively by four moulds 4, due to the spacing bearing pin cold-heading device that the utility model provides, be provided with feed mechanism 1, shut-off mechanism 2 and connecting gear 3, movement automatically in station material 5 cold-heading process, mould 4 cold-heading molding speed is fast; And owing to not needing machined boss 61 and flower tooth 62, simplify the manufacturing procedure of spacing bearing pin 6, substantially increase the production efficiency of spacing bearing pin 6, speed of production is 60 only spacing bearing pins 6 per minute; Owing to not needing machined boss 61 and flower tooth 62, the metal streamline tissue avoiding station material 5 cuts off, and metal streamline is organized complete, improves the intensity of spacing bearing pin 6; And the scrap produced greatly reduces, and produces spacing bearing pin 6 consumption of raw material 90 grams, improves utilization rate of raw materials, reduce production cost; One time cold-heading molding ensure that boss 61 and flower tooth 62 accurate positioning, improves the precision of spacing bearing pin 6.
Those skilled in the art can carry out various change and modification to utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (4)
1. a spacing bearing pin cold-heading device, is characterized in that, comprises feed mechanism, shut-off mechanism, connecting gear and four moulds, wherein,
Described feed mechanism is corresponding with the position of described shut-off mechanism;
Described connecting gear is moving feeding between described feed mechanism and four moulds;
Described four moulds comprise:
For the first mould of shaping station material;
For second mould at pre-recessed spacing bearing pin two ends;
For the 3rd mould of preformed spacing bearing pin two ends boss;
For the boss at forming embossing tooth, shaping two ends, the 4th mould of shaping spacer pin shaft size;
Described four moulds are arranged in order.
2. spacing bearing pin cold-heading device according to claim 1, it is characterized in that, described four moulds include main mould and punch die, described main mould and described punch die correspondence are arranged, described main mould comprises main formwork, main die-cushion block, main mould thimble and main die, is provided with master cast chamber in described main die; Be fixed on after described main die-cushion block is connected with described main die in described main formwork, run through described main die above described main mould thimble to described master cast chamber, below described main mould thimble, be connected with main mould top rod; Described punch die comprises punch die shell and punch die thimble, is connected with punch die top rod, passes described punch die shell below described punch die thimble above described punch die thimble.
3. spacing bearing pin cold-heading device according to claim 1, is characterized in that, described connecting gear is clip.
4. spacing bearing pin cold-heading device according to claim 1, is characterized in that, described four moulds are installed on pressure, and to make power be on the cold headers of 130 ~ 150 tons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420463266.5U CN204094036U (en) | 2014-08-15 | 2014-08-15 | Spacing bearing pin cold-heading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420463266.5U CN204094036U (en) | 2014-08-15 | 2014-08-15 | Spacing bearing pin cold-heading device |
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| Publication Number | Publication Date |
|---|---|
| CN204094036U true CN204094036U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420463266.5U Active CN204094036U (en) | 2014-08-15 | 2014-08-15 | Spacing bearing pin cold-heading device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692524A (en) * | 2021-01-08 | 2021-04-23 | 浙江汇丰汽车零部件股份有限公司 | Guide pin production process |
-
2014
- 2014-08-15 CN CN201420463266.5U patent/CN204094036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692524A (en) * | 2021-01-08 | 2021-04-23 | 浙江汇丰汽车零部件股份有限公司 | Guide pin production process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |