Cold forging forming device for bolt production
By designing a cold forging forming device with a clamping and fixing mechanism and an automatic ejection device, the problems of high energy consumption and low efficiency in traditional bolt production have been solved, and high-efficiency automation and high-quality cold forging forming have been achieved.
Patent Information
- Application Number
- CN202423253818.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-28
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-28
AI Technical Summary
In traditional bolt production, hot forging is energy-intensive and has low material utilization, while cold forging equipment is complex in structure and cumbersome to operate, lacking raw material clamping and moving mechanisms and automatic ejection mechanisms, resulting in low production efficiency and poor product quality.
A cold forging forming device was designed, which includes a clamping and fixing mechanism, a cold forging forming extrusion device, an automatic ejection device, and a cutting mechanism. Through the cooperation of cylinders and hydraulic cylinders, the device realizes the clamping, movement, cold forging, and automatic ejection of raw materials, thereby improving production efficiency and product quality.
It has achieved high-efficiency automation in bolt cold forging production, improved material utilization and product quality, and solved the problems of complex structure and cumbersome operation of traditional equipment.
Smart Images
Figure CN223571925U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to bolt processing utensil technical field especially relates to a cold forging forming device of bolt production. BACKGROUND
[0002] In traditional bolt production, hot forging process needs to heat blank, consumes a lot of energy, and in the heating process, it can produce scale and other problems, which affect the bolt surface quality. Using cutting and other methods, material utilization is low, a large amount of waste material is produced, production cost is increased, production efficiency is also low, cold forging forming is a process of applying pressure to metal blank at room temperature to make it form, which has the advantages of high material utilization, high production efficiency, high product size precision, good surface quality and the like, and the strength and hardness of the bolt after cold forging forming are also improved, which can meet higher use requirements. The traditional cold forging forming device has some problems, such as complex structure, high cost, complicated operation, lack of raw material clamping and moving technology and automatic ejection mechanism of raw material after cold forging, which leads to low production efficiency and affects the product quality to a certain extent. Therefore, the above technical problems need to be solved and handled. CONTENT OF THE UTILITY MODEL
[0003] The utility model aims at solving the shortcomings in the prior art and provides a cold forging forming device for bolt production.
[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cold forging forming device for bolt production, comprising a base and a vertical stand plate fixed on one side of the base, a top plate is horizontally fixed on the upper end of the stand plate, a cavity structure is formed in the inner side of the top plate, and a cold forging forming extrusion device is installed in the inner side of the top plate, a plurality of forming cavities are equidistantly formed in the lower end of the extrusion device, an automatic ejection device is vertically installed in the forming cavity, and a clamping and fixing mechanism is installed on the upper end of the forming cavity.
[0005] Preferably, grooves are formed in the upper end of the base on both sides, a cutting hydraulic cylinder is horizontally installed on one side of the base, a cutting knife is fixed on the telescopic end of the cutting hydraulic cylinder, the cutting knife penetrates through the upper end of the feeding hole horizontally, and the feeding hole penetrates through the base vertically.
[0006] Preferably, the clamping and fixing mechanism comprises first telescopic cylinders installed on the upper end of the base on both sides, and arc-shaped clamping blocks are fixed on the telescopic ends of the first telescopic cylinders.
[0007] Preferably, the forming cavities are equidistantly formed in the middle of the upper end of the base, a plurality of rollers are horizontally and equidistantly installed in the grooves on both sides of the base, a moving plate is horizontally installed on the upper end of the roller, a second telescopic cylinder is installed on one side of the upper end of the moving plate, and a plurality of first telescopic cylinders are equidistantly installed on the upper end of the moving plate.
[0008] Preferably, the extrusion device comprises punch hydraulic cylinders vertically installed on both sides of the upper end of the top plate, the retractable ends of the punch hydraulic cylinders are fixedly connected to the upper end of a pressing plate, equidistant pressing columns are installed on the lower end of the pressing plate, a punching hydraulic cylinder is installed on the upper end of the middle part of the pressing plate, the retractable end of the punching hydraulic cylinder is fixedly connected to the upper end of a punching rod, a second retractable spring is sleeved on the outer side of the punching rod, and the second retractable spring is installed on the inner side of the pressing plate.
[0009] Preferably, the automatic ejection device comprises a lifting rod vertically installed in the middle part of the forming cavity, a positioning rod is installed on the lower end of the lifting rod, a first retractable spring is sleeved on the outer end of the positioning rod, each cavity of the forming cavity is different, a forming block is installed in the forming cavity, guide holes are formed on both sides of the lower end of the forming block, guide rods are installed in the inner side of the guide holes, and buffer springs are installed on the outer side of the guide rods.
[0010] Compared with the prior art, the utility model has the advantages that: in the utility model, the first retractable cylinder and the second retractable cylinder cooperate with each other, so that the raw material can be clamped and moved circularly, the convenience of cold forging of the raw material is improved, the function of clamping and circularly moving the raw material is realized, the first retractable spring between the positioning rod and the lifting rod cooperates with each other, so that the raw material after cold forging can be automatically ejected, the efficiency of bolt cold forging is improved, the function of automatically ejecting the raw material is realized, and finally the problems of low bolt cold forging production efficiency and poor product quality are solved. BRIEF DESCRIPTION OF DRAWINGS
[0011] The drawings described herein are used to provide further understanding of the utility model and constitute a part of the application, the illustrative embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model.
[0012] Figure 1 It is an overall three-dimensional structure schematic view of the utility model;
[0013] Figure 2 It is another overall three-dimensional structure schematic view of the utility model;
[0014] Figure 3 It is a bottom view overall three-dimensional structure schematic view of the utility model;
[0015] Figure 4 It is a first layer side view cross-sectional structure schematic view of the utility model;
[0016] Figure 5 It is a second layer side view cross-sectional structure schematic view of the utility model;
[0017] Figure 6 It is a Figure 5Enlarged view of the middle A structure.
[0018] In the figure, the serial number: 1, base; 2, vertical plate; 3, top plate; 4, first telescopic cylinder; 5, moving plate; 6, arc-shaped clamping block; 7, second telescopic cylinder; 8, cutting hydraulic cylinder; 9, pressing plate; 10, feeding hole; 11, roller; 12, punching hydraulic cylinder; 13, stamping hydraulic cylinder; 14, punching rod; 15, positioning rod; 16, first telescopic spring; 17, jacking rod; 18, guide rod; 19, buffer spring; 20, second telescopic spring. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0020] Embodiment: see Figures 1-6 The cold forging forming device for bolt production in the utility model comprises a base 1, a vertical plate 2 vertically and fixedly connected to one side of the base 1, a top plate 3 horizontally and fixedly connected to the upper end of the vertical plate 2, a cavity structure formed in the inner side of the top plate 3, and a cold forging forming extrusion device installed in the inner side of the top plate 3. A forming cavity is equidistantly formed in the lower end of the extrusion device, an automatic ejection device is vertically installed in the forming cavity, and a clamping and fixing mechanism is installed at the upper end of the forming cavity. The vertical plate 2 between the base 1 and the top plate 3 is convenient for forming the cold forging forming device shell. The base 1 is provided with grooves at both sides of the upper end, and a cutting hydraulic cylinder 8 is horizontally installed on one side of the base 1. A cutting knife is fixedly connected to the telescopic end of the cutting hydraulic cylinder 8. The cutting knife horizontally penetrates the upper end of a feeding hole 10, and the feeding hole 10 vertically penetrates the base 1. The cutting hydraulic cylinder 8 and the feeding hole 10 are convenient for cutting the cold forging raw material. The clamping and fixing mechanism comprises first telescopic cylinders 4 installed at both sides of the upper end of the base 1. Arc-shaped clamping blocks 6 are fixedly connected to the telescopic ends of the first telescopic cylinders 4. The first telescopic cylinders 4 and the arc-shaped clamping blocks 6 are convenient for clamping and fixing the cold forging bolt.
[0021] In the utility model, the forming cavity is equidistantly arranged on the middle of the upper end of the base 1, a plurality of rollers 11 are horizontally and equidistantly arranged in the grooves on the two sides of the base 1, the upper end of the roller 11 is horizontally provided with a moving plate 5, the upper end of the moving plate 5 is provided with a second telescopic cylinder 7 on one side, and the upper end of the moving plate 5 is equidistantly provided with a plurality of first telescopic cylinders 4, the second telescopic cylinder 7 and the moving plate 5 are convenient for the reciprocating movement of the clamping and fixing mechanism; the extruding device comprises punch hydraulic cylinders 13 which are vertically arranged on the upper end of the inside of the top plate 3, the telescopic end of the punch hydraulic cylinder 13 is fixedly connected to the upper end of the pressing plate 9, a plurality of pressing columns are equidistantly arranged on the lower end of the pressing plate 9, a punching hydraulic cylinder 12 is arranged on the upper end of the middle of the pressing plate 9, the telescopic end of the punching hydraulic cylinder 12 is fixedly connected to the upper end of a punching rod 14, a second telescopic spring 20 is sleeved on the outer side of the punching rod 14, and the second telescopic spring 20 is arranged on the inner side of the pressing plate 9; the punch hydraulic cylinder 13 and the punching hydraulic cylinder 12 are convenient for the cold forging operation of the bolt raw material and punching on the upper end of the bolt; the automatic ejection device comprises a jacking rod 17 which is vertically arranged in the middle of the forming cavity, a positioning rod 15 is arranged on the lower end of the jacking rod 17, a first telescopic spring 16 is sleeved on the outer end of the positioning rod 15, each cavity of the forming cavity is different, and a forming block is arranged on the inner side of the forming cavity, guide holes are arranged on the lower end of the two sides of the forming block, a guide rod 18 is arranged on the inner side of the guide hole, a buffer spring 19 is arranged on the outer side of the guide rod 18, and the first telescopic spring 16 and the jacking rod 17 are convenient for the automatic ejection of the raw material after the cold forging is finished.
[0022] Working principle: when the utility model is used, first, the vertical plate 2 between the base 1 and the top plate 3 is convenient for forming the overall shell of the cold forging forming device, then the cutting hydraulic cylinder 8 is convenient for cutting the raw material in the feeding hole 10, then the first telescopic cylinder 4 and the arc-shaped clamping block 6 are convenient for clamping the cut raw material, then the second telescopic cylinder 7 and the roller 11 are convenient for the reciprocating movement of the first telescopic cylinder 4 on the upper end of the moving plate 5, then the punch hydraulic cylinder 13 and the pressing plate 9 are convenient for punching the raw material downward, then the forming cavity on the base 1 is convenient for the cold forging and forming of the bolt, then the first telescopic spring 16 between the positioning rod 15 and the jacking rod 17 is convenient for the automatic ejection of the cold forging and forming bolt, then the punching hydraulic cylinder 12 and the punching rod 14 are convenient for punching the bolt, and the second telescopic spring 20 is convenient for buffering, then the guide rod 18 and the buffer spring 19 are convenient for buffering when the bolt is finally formed by cold forging.
[0023] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.
Claims
1. A cold forging forming device for bolt production, comprising a base (1) and a vertical plate (2) vertically fixed on one side of the base (1), characterized in that: The upper end of the vertical plate (2) is horizontally fixed with a top plate (3), the inside of the top plate (3) is provided with a cavity structure, and a cold forging forming extrusion device is installed on the inside of the top plate (3), the lower end of the extrusion device is provided with a forming cavity at equal intervals, an automatic ejection device is vertically installed in the forming cavity, and a clamping fixing mechanism is installed on the upper end of the forming cavity.
2. A cold forging forming device for bolt production according to claim 1, characterized in that: The upper end of the base (1) is provided with a groove on both sides, and a cutting hydraulic cylinder (8) is horizontally installed on one side of the base (1), the cutting hydraulic cylinder (8) is fixed with a cutting knife at the telescopic end, the cutting knife horizontally penetrates the upper end of the feeding hole (10), and the feeding hole (10) vertically penetrates the base (1).
3. A cold forging forming device for bolt production according to claim 1, characterized in that: The clamping fixing mechanism comprises first telescopic cylinders (4) installed on both sides of the upper end of the base (1), and the telescopic ends of the first telescopic cylinders (4) are fixed with arc-shaped clamping blocks (6).
4. The cold forging forming device for bolt production according to claim 1, characterized in that: The forming cavity is provided at equal intervals in the middle of the upper end of the base (1), a plurality of rollers (11) are horizontally installed in the grooves on both sides of the base (1) at equal intervals, a moving plate (5) is horizontally installed on the upper end of the roller (11), a second telescopic cylinder (7) is installed on one side of the upper end of the moving plate (5), and a plurality of first telescopic cylinders (4) are installed on the upper end of the moving plate (5) at equal intervals.
5. The cold forging forming device for bolt production according to claim 1, characterized in that: The extrusion device comprises stamping hydraulic cylinders (13) installed vertically on both sides of the inside upper end of the top plate (3), the telescopic ends of the stamping hydraulic cylinders (13) are fixed on the upper end of the pressing plate (9), a plurality of pressing columns are installed on the lower end of the pressing plate (9) at equal intervals, a punching hydraulic cylinder (12) is installed on the upper middle of the pressing plate (9), the telescopic ends of the punching hydraulic cylinder (12) are fixed on the upper end of the punching rod (14), the second telescopic spring (20) is sleeved on the outside of the punching rod (14), and the second telescopic spring (20) is installed on the inside of the pressing plate (9).
6. A cold forging forming device for bolt production according to claim 1, characterized in that: The automatic ejection device comprises a jacking rod (17) installed vertically in the middle of the forming cavity, a positioning rod (15) is installed on the lower end of the jacking rod (17), the first telescopic spring (16) is sleeved on the outer end of the positioning rod (15), each cavity of the forming cavity is different, and a forming block is installed on the inside of the forming cavity, guide holes are provided on both sides of the lower end of the forming block, guide rods (18) are installed on the inside of the guide holes, and buffer springs (19) are installed on the outside of the guide rods (18).