CN210208475U - Bolt machining device with grooved rod part - Google Patents
Bolt machining device with grooved rod part Download PDFInfo
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- CN210208475U CN210208475U CN201920865209.2U CN201920865209U CN210208475U CN 210208475 U CN210208475 U CN 210208475U CN 201920865209 U CN201920865209 U CN 201920865209U CN 210208475 U CN210208475 U CN 210208475U
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- thread rolling
- bolt
- rolling die
- boss
- plate
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Abstract
The utility model discloses a processingequipment of bolt of pole portion trough of belt, pole portion trough of belt bolt processingequipment uses the thread rolling mode to process the bolt recess, processingequipment includes: the thread rolling machine comprises a thread rolling machine body and a thread rolling plate arranged on the thread rolling machine, wherein the thread rolling plate comprises a thread rolling plate movable plate and a thread rolling plate static plate, the thread rolling plate structurally comprises a thread rolling plate body and a corresponding boss fixed on the thread rolling plate body, the position of the boss on the thread rolling plate is determined by the position of a groove on a bolt rod part, the cross section of the boss is the same as that of the groove, the boss comprises a guide part and a working part, and the guide part is smoothly connected with the working part. In this way, the utility model discloses can realize showing the intensity that improves the machining efficiency and the bolt of taking the recess bolt to the quick processing of screw rod recess, reduce metal material's waste, obviously reduce the processing cost.
Description
Technical Field
The utility model relates to a bolt frock field especially relates to a pole portion trough of belt bolt processingequipment.
Background
The processing mode of the rod part groove of the rod part grooved flange face bolt is formed by performing metal cutting processing through a lathe after cold upsetting of the bolt rod, the mode is limited by the metal cutting processing speed of the lathe, thousands of bolts can be processed even by using the most advanced automatic equipment, the material waste is serious in the cutting process, and the cost is high during large-batch processing. The more important point is that the metal streamline of the bolt is cut off in the process of the metal cutting machining, the integral strength of the rod part of the bolt is reduced, and the fracture risk is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a bolt processingequipment of pole portion trough of belt, can reduce the metalworker cutting step of trough of belt bolt, improves the intensity of bolt pole portion.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a pole portion grooved bolt processingequipment, pole portion grooved bolt processingequipment uses the thread rolling mode to process the bolt recess, pole portion grooved bolt processingequipment includes: the thread rolling die comprises a thread rolling die body and a thread rolling die arranged on the thread rolling die body, wherein the thread rolling die comprises a movable plate and a static plate, the movable plate of the thread rolling die structurally comprises a movable plate body and a corresponding boss fixed on the movable plate body, the position of the boss on the movable plate is determined by the position of a groove on the rod part of a bolt, the cross sections of the bosses in the groove are the same, the boss comprises a guide part and a working part, the guide part is smoothly connected between the working parts, and the static plate of the thread rolling die structurally is the same as the static plate of the thread rolling die.
In a preferred embodiment of the present invention, an included angle between the guide plane of the guide portion and the screw plate body is 5 to 30 °.
In a preferred embodiment of the present invention, the total length of the guide flat portion is not more than twice the diameter of the bolt.
In a preferred embodiment of the present invention, the length of the processing surface of the boss is 9 to 10 times of the diameter of the bolt.
In a preferred embodiment of the present invention, the boss fixed on the screw plate body is made of tungsten steel or high hardness alloy steel, and the screw plate body is made of high toughness cold-work die steel.
In a preferred embodiment of the present invention, the thickness of the screw plate body is 20 to 30 times of the diameter of the bolt shank.
The utility model has the advantages that: the utility model discloses a technical scheme reform transform the screw plate commonly used, form according to recess in the bolt sets up corresponding boss on the screw plate, then use the screw plate to drive the screw plate and carry out cold extrusion to the screw rod body, can realize the rapid tooling to the screw rod recess under the prerequisite of the metal streamline of screw rod itself through this square, show the machining efficiency who improves the grooved bolt and the intensity of bolt, obviously reduce the processing cost, in addition because need not carry out lathe cutting process, metal material's waste has also been reduced.
Drawings
FIG. 1 is a schematic diagram of the operation of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a thread rolling die according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of the final structure of a bolt with a grooved shank
The parts in the drawings are numbered as follows:
1. the bolt, 2, the static plate, 3, the movable plate and 4, the boss;
41. an introduction section 42, a working section.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to the drawings, the embodiment of the present invention includes:
the utility model provides a pole portion grooved bolt processingequipment, pole portion grooved bolt processingequipment uses the thread rolling mode to process the bolt recess, pole portion grooved bolt processingequipment includes: the thread rolling die comprises a thread rolling die body and a thread rolling die arranged on the thread rolling die body, wherein the thread rolling die comprises a thread rolling die movable plate 3 and a thread rolling die fixed plate 2, the thread rolling die movable plate 3 structurally comprises a movable plate 3 body and a corresponding boss 4 fixed on the movable plate body, the position of the boss 4 on the movable plate 3 is determined by the position of a groove on the rod part of a bolt 1, the section of the boss 4 is the same as that of the groove, the boss 4 comprises a guide part 41 and a working part 42, the guide part 41 is smoothly connected with the working part 42, and the thread rolling die fixed plate 2 is structurally the same as the thread rolling die movable plate 3.
The included angle between the guide plane of the guide part 41 and the screw plate body is 5 degrees, and the small angle is favorable for smoothly guiding the bolt 1 to be processed into the working part 42 of the screw plate.
The diameter of the guide part 41 is twice that of the bolt 1, the total length of the guide part 41 is too long, so that the space of a thread rolling plate is wasted, and the total length of the guide part 41 is too short, so that transition is too fast, and waste products are easily generated.
The length of the working part 42 of the boss 4 is 10 times of the diameter of the bolt, the working part 42 is too short, the forming is easy to be insufficient, even rebound is generated, the section of the groove is easy to expand due to too long processing surface, and the final processing precision is affected.
The bosses 4 fixed on the screw plate body are made of tungsten steel, the hardness is high, extrusion work is facilitated, the screw plate body is made of high-toughness cold-work die steel, the toughness and the hardness are high, and die deformation in the extrusion process is prevented.
The thickness of the movable screw plate and the static screw plate is 20 times of the diameter of the rod part of the bolt 1, the movable screw plate and the static screw plate are too thin and easy to deform under stress, the service life is influenced, and the waste of resources is caused by too thick.
In another embodiment of the present invention, the substrate is,
the utility model provides a pole portion grooved bolt processingequipment, pole portion grooved bolt processingequipment uses the thread rolling mode to process the bolt recess, pole portion grooved bolt processingequipment includes: the thread rolling die comprises a thread rolling die body and a thread rolling die arranged on the thread rolling die body, wherein the thread rolling die comprises a movable plate 3 and a static plate 2, the structure of the movable plate 3 of the thread rolling die comprises a movable plate 3 body and a corresponding boss 4 fixed on the movable plate body, the position of the boss 4 on the movable plate 3 is determined by the position of a groove on the rod part of a bolt 1, the section of the boss 4 is the same as that of the groove, the boss 4 comprises a guide part 41 and a working part 42, the guide part 41 is smoothly connected with the working part 42, and the structure of the static plate 2 of the thread rolling die is the same as that of the movable plate 3 of the thread rolling die.
The included angle between the guide plane of the guide part 41 and the screw plate body is 15 degrees, and the small angle is favorable for smoothly guiding the bolt 1 to be processed into the working part 42 of the screw plate.
The total length of the guide part 41 is 1.5 times of the diameter of the bolt 1, the space of a thread rolling plate is wasted if the total length of the guide part 41 is too long, and the transition is too fast if the total length of the guide part 41 is too short, so that waste products are easily generated.
The length of the working part 42 of the boss 4 is 9 times of the diameter of the bolt, the working part 42 is too short, the forming is easy to be insufficient, even rebound is generated, the section of the groove is easy to expand due to too long processing surface, and the final processing precision is affected.
The boss 4 fixed on the screw plate body is made of high-hardness alloy steel, the hardness is high, extrusion work is facilitated, the screw plate body is made of high-toughness cold-work die steel, and the screw plate body has high toughness and hardness and is prevented from deforming in the extrusion process.
The thickness of the movable screw plate and the static screw plate is 25 times of the diameter of the rod part of the bolt 1, the movable screw plate and the static screw plate are too thin and easy to deform under stress, the service life is influenced, and the waste of resources is caused by too thick.
In yet another embodiment:
the utility model provides a pole portion grooved bolt processingequipment, pole portion grooved bolt processingequipment uses the thread rolling mode to process the bolt recess, pole portion grooved bolt processingequipment includes: the thread rolling die comprises a thread rolling die body and a thread rolling die arranged on the thread rolling die body, wherein the thread rolling die comprises a movable plate 3 and a static plate 2, the structure of the movable plate 3 of the thread rolling die comprises a movable plate 3 body and a corresponding boss 4 fixed on the movable plate body, the position of the boss 4 on the movable plate 3 is determined by the position of a groove on the rod part of a bolt 1, the section of the boss 4 is the same as that of the groove, the boss 4 comprises a guide part 41 and a working part 42, the guide part 41 is smoothly connected with the working part 42, and the structure of the static plate 2 of the thread rolling die is the same as that of the movable plate 3 of the thread rolling die.
The included angle between the guide plane of the guide part 41 and the screw plate body is 30 degrees, and the small angle is favorable for smoothly guiding the bolt 1 to be processed into the working part 42 of the screw plate.
The total length of the guide part 41 is twice the diameter of the bolt 1, and if the total length of the guide part 41 is too long, the space of the thread rolling plate is wasted, and if the total length is too short, the transition is too fast, so that waste products are easily generated.
The length of the working part 42 of the boss 4 is 10 times of the diameter of the bolt, the working part 42 is too short, the forming is easy to be insufficient, even rebound is generated, the section of the groove is easy to expand due to too long processing surface, and the final processing precision is affected.
The boss 4 fixed on the screw plate body is made of tungsten steel or high-hardness alloy steel, the hardness is high, extrusion work is facilitated, the screw plate body is made of high-toughness cold-work die steel, the toughness and the hardness are high, and die deformation in the extrusion process is prevented.
The thickness of the movable screw plate and the static screw plate is 30 times of the diameter of the rod part of the bolt 1, the movable screw plate and the static screw plate are too thin and easy to deform under stress, the service life is influenced, and the waste of resources is caused by too thick.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. The utility model provides a pole portion grooved bolt processingequipment, pole portion grooved bolt processingequipment uses the thread rolling mode to process the bolt recess, pole portion grooved bolt processingequipment includes: the thread rolling die is characterized in that the thread rolling die comprises a thread rolling die movable plate and a thread rolling die static plate, the thread rolling die movable plate structurally comprises a thread rolling die movable plate body and a corresponding boss fixed on the thread rolling die movable plate body, the position of the boss on the thread rolling die movable plate is determined by the position of a groove on the bolt rod portion, the cross section of the boss is the same as that of the groove, the boss comprises a guide portion and a working portion, the guide portion is smoothly connected with the working portion, and the structure of the thread rolling die static plate is the same as that of the thread rolling die movable plate.
2. The apparatus for processing a bolt with a grooved shank according to claim 1, wherein an angle between a guide plane of the guide portion and the screw plate body is 5 to 30 °.
3. The shank slotted bolt machining apparatus of claim 1, wherein the overall length of the guide portion is no more than twice the bolt diameter.
4. The apparatus for processing a bolt with a grooved shank according to claim 1, wherein the length of the processing surface of the boss is 9 to 10 times the diameter of the bolt.
5. The apparatus for processing the bolt with the grooved rod portion as claimed in claim 1, wherein the bosses fixed to the screw plate body are made of tungsten steel or high hardness alloy steel, and the screw plate body is made of high toughness cold-work die steel.
6. The apparatus for processing a bolt with a grooved shank according to claim 1, wherein the thickness of the screw plate and the screw plate stationary plate is 20 to 30 times the diameter of the shank of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920865209.2U CN210208475U (en) | 2019-06-11 | 2019-06-11 | Bolt machining device with grooved rod part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920865209.2U CN210208475U (en) | 2019-06-11 | 2019-06-11 | Bolt machining device with grooved rod part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210208475U true CN210208475U (en) | 2020-03-31 |
Family
ID=69930929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920865209.2U Active CN210208475U (en) | 2019-06-11 | 2019-06-11 | Bolt machining device with grooved rod part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210208475U (en) |
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2019
- 2019-06-11 CN CN201920865209.2U patent/CN210208475U/en active Active
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