The manufacture method of tobacco holder wrench
Technical field
The present invention relates to a kind of method field of manufacturing of tobacco holder wrench.
Background technology
So tobacco holder wrench is gained the name because of the profile that it is tobacco pipe shape.It is a kind of instrument commonly used, and its two ends respectively have a box spanner, is the body of rod of tobacco holder wrench between two box spanners, and is vertical between two box spanners, so that the L-shaped tobacco pipe profile of tobacco holder wrench.The classical production process of tobacco holder wrench adopts turning boring combined method, not only operation is many, process velocity is slow, and allowance is very large, cause the again drawback such as low of waste on the material, the waste on artificial, output, so that totle drilling cost increases, do not satisfy the requirement of market competition, high quality and low cost.
Summary of the invention
Technical problem to be solved by this invention provides a kind of manufacture method of tobacco holder wrench, to overcome the technical deficiency that exists of above manufacturing tobacco holder wrench, saves raw material, reduces production costs, and improves the quality of products.For this reason, the present invention is by the following technical solutions:
It comprises the step of preparation the first blank material and preparation the second blank material, the first blank material is for the manufacture of the first monomer, the second blank material is made the second monomer, the first monomer is for the manufacture of box spanner and the straight-bar body of tobacco holder wrench one end, the second monomer is for the manufacture of the box spanner of the tobacco holder wrench other end and the bending body of rod of tobacco holder wrench, and described the first blank material and the second blank material are cylindrical materials and parts;
After the preparation of the first blank material is finished, prepare the first monomer by the cold-stamped method, the first monomer after the preparation has following shape: be the step-like cylindrical shape of three joints that diameter reduces section by section, the diameter in its head cylinder table stage is maximum, and form the first regular hexagon hole in inside, form the first circular hole coaxial with the first regular hexagon hole and that communicate in its middle part cylinder table stage;
After the preparation of the second blank material is finished, prepare the second monomer by the cold-stamped method, the second monomer after the preparation has following shape: be the step-like cylindrical shape of two joints that diameter reduces section by section, the diameter in the diameter in its head cylinder table stage and the first monomer head cylinder table stage is identical or approaching, and form the second regular hexagon hole in inside, the diameter in the diameter in its afterbody cylinder table stage and the first monomer middle part cylinder table stage is identical or approaching, and forms the second circular hole coaxial with the second regular hexagon hole and that communicate within it;
After the second monomer preparation is finished, with afterbody cylinder table stage of the second monomer grooving vertically, groove depth to the second circular hole, with 90 ° of the afterbody cylinder table stage bendings of the second monomer, described groove is in the outside after the bending;
Tail end butt-joint with tail end and second monomer after the bending of the first monomer.
The cold extrusion method of described manufacturing the first monomer may further comprise the steps:
(1), first cold extrusion, front portion contracting bar to the first blank material, bar slightly rises at the rear portion, form the step-like cylinder of 2 joints, wherein: the diameter of the end segment that forms behind the contracting bar is more smaller than the setting diameter in the afterbody cylinder table stage of the first monomer, and the preseting length in the afterbody cylinder table stage of Length Ratio the first monomer is slightly short; The diameter of the head sections that forms behind the bar of rising is slightly less than the first monomer diameter in middle part cylinder table stage;
(2), second cold extrusion, the materials and parts that the first cold extrusion is formed form the step-like cylinder of 3 joints, wherein: make the termination of the described end segment of first cold extrusion formation form the butt-joint tail end with lead angle inclined-plane, the diameter of end segment slightly increases, and the length of end segment slightly extends to the preseting length in the afterbody cylinder table stage of the first monomer; The head sections that the first cold extrusion is formed digs the base hole in the first regular hexagon hole and the bar that rises, form head sections and middle part, the length in the head cylinder table stage of Length Ratio first monomer of head sections is slightly short, the diameter of head sections is slightly less than the diameter in the head cylinder table stage of the first monomer, the base hole in the first regular hexagon hole is in head sections, the length of middle part is the length in the middle part cylinder table stage of the first monomer, the slightly larger in diameter of the head sections of the diameter of middle part after than first cold extrusion;
(3), the 3rd road cold extrusion, make the base hole in the first regular hexagon hole form the first regular hexagon hole of the first monomer, make materials and parts that the second cold extrusion forms by the bar that rises, the diameter of each section all slightly increases, the length of end segment and middle part is constant, and the length of head sections slightly increases;
(4), the 4th road cold extrusion, materials and parts to the 3rd road cold extrusion formation, bottom borehole in the first regular hexagon hole, form the first circular hole of and first monomer that communicate coaxial with the first regular hexagon hole, make the materials and parts of the 3rd road cold extrusion formation by the bar that rises, the diameter of each section slightly increases to respectively head cylinder table stage diameter, middle part cylinder table stage diameter, the afterbody cylinder table stage diameter of the first monomer, the length of end segment and middle part is constant, and the length of head sections slightly increases to the length in the head cylinder table stage of the first monomer.
The cold extrusion method of described manufacturing the second monomer may further comprise the steps:
(1), first cold extrusion, to the rear portion of the second blank material rise bar, other parts contracting bar, form the step-like cylinder of 2 joints, wherein: the length in the head cylinder table stage of Length Ratio second monomer of the head sections behind the bar that rises is slightly short, the diameter of head sections is slightly less than the diameter in the head cylinder table stage of the second monomer, the length of the end segment that forms behind the contracting bar is the length in the afterbody cylinder table stage of the second monomer, and the diameter of end segment is slightly less than the diameter in the afterbody cylinder table stage of the second monomer;
(2), second cold extrusion, the head sections end face of the materials and parts that the first cold extrusion is formed digs the base hole in the second regular hexagon hole, makes materials and parts that the first cold extrusion forms by the bar that rises, and the diameter of each section all slightly increases, the length of end segment is constant, and the length of head sections slightly increases;
(3), the 3rd road cold extrusion, make the base hole in the second regular hexagon hole form the second regular hexagon hole of the first monomer, make materials and parts that the second cold extrusion forms by the bar that rises, the diameter of each section all slightly increases, the length of end segment is constant, the length of head sections slightly increases;
(4), the 4th road cold extrusion, materials and parts to the 3rd road cold extrusion formation, bottom borehole in the second regular hexagon hole, form the second circular hole of and second monomer that communicate coaxial with the second regular hexagon hole, make the materials and parts of the 3rd road cold extrusion formation by the bar that rises, the diameter of each section slightly increases to respectively head cylinder table stage diameter, the afterbody cylinder table stage diameter of the second monomer, and the length of end segment is constant, and the length of head sections slightly increases to the length in the head cylinder table stage of the second monomer.
Employing dish circle of the present invention is woollen as raw material, at first carry out the spheroidizing processing to coiling round woolen cloth, again the circle of the dish after spheroidizing woolen cloth is carried out the phosphate coating surface treatment, essence is taken out sizing again, and the dish circle finished product material of then essence being taken out behind the sizing cuts into the first single blank material and the second blank material.
Because adopt technical scheme of the present invention, the present invention has following beneficial effect:
(1), segmentation of structures and the process combination of the first monomer the second monomer be reasonable, given full play to the speciality advantage that cold extrusion is made, and improved manufacturing speed, the end product quality of tobacco holder wrench, saves raw material, reduce production costs.
(2), each procedure arrangement of cold-stamped is reasonable, not only reduced the station number but also improved the presentation quality of product.
(3), the present invention adopts the manufacturing of cold-stamped method so that the consumable quantity of blank declines to a great extent, and it is tightr to get materials microstructure through cold extrusion, tension, surrender, elongation, the every mechanical performance of impact all are better than machined, have guaranteed product quality.
Description of drawings
Fig. 1 is the cold extrusion manufacturing flow chart of the present invention's the first monomer.
Fig. 2 is the cold extrusion manufacturing flow chart of the present invention's the second monomer.
Fig. 3 is one of schematic diagram of the cigarette holder spanner made of the present invention.
Fig. 4 be the cigarette holder spanner made of the present invention schematic diagram two.
The specific embodiment
With reference to accompanying drawing.The method for preparing the cigarette holder spanner of the present invention may further comprise the steps:
One, preparation the first blank material 100 and prepare the step of the second blank material 200
The first blank material is for the manufacture of the first monomer 10, the second blank material is made the second monomer 20, the first monomer 10 is for the manufacture of sleeve 10A and the straight-bar body 10B of tobacco holder wrench one end, the second monomer 20 is for the manufacture of the sleeve 20A of the tobacco holder wrench other end and the bending body of rod 20B of tobacco holder wrench, and described the first blank material and the second blank material are cylindrical materials and parts; Employing dish circle of the present invention is woollen as raw material, at first carry out the spheroidizing processing to coiling round woolen cloth, again the circle of the dish after spheroidizing woolen cloth is carried out the phosphate coating surface treatment, essence is taken out sizing again, and the dish circle finished product material of then essence being taken out behind the sizing cuts into the first single blank material 100 and the second blank material 200.
Two, the step of preparation the first monomer is with reference to Fig. 1.
After 100 preparations of the first blank material are finished, prepare the first monomer 10 by the cold-stamped method, the first monomer after the preparation has following shape: be the step-like cylindrical shape of three joints that diameter reduces section by section, the diameter in its head cylinder table stage 1 is maximum, and form the first regular hexagon hole 2 in inside, its middle part interior formation of cylinder table stages 3 and first circular hole 4 of communicating coaxial with the first regular hexagon hole 2, drawing reference numeral 5 is the afterbody cylinder table stage of its diameter minimum.The cold extrusion method of described manufacturing the first monomer may further comprise the steps:
(1), first cold extrusion, front portion contracting bar to the first blank material, bar slightly rises at the rear portion, form the step-like cylinder of 2 joints, wherein: the diameter of the end segment 101 that forms behind the contracting bar is more smaller than the setting diameter in the afterbody cylinder table stage 5 of the first monomer, and the preseting length in the afterbody cylinder table stage 5 of Length Ratio the first monomer is slightly short; The diameter of the head sections 102 that forms behind the bar of rising is slightly less than the first monomer diameter in middle part cylinder table stage 3;
(2), second cold extrusion, form the step-like cylinder of 3 joints after making materials and parts that the first cold extrusion forms by cold extrusion, wherein: make the termination of the described end segment 101 of first cold extrusion formation form the butt-joint tail end 103 with lead angle inclined-plane, end segment 104 after the second cold extrusion slightly increases than the diameter of the end segment 101 after the first cold extrusion, and the length of end segment 104 slightly extends to the preseting length in the afterbody cylinder table stage 5 of the first monomer; The head sections 102 that the first cold extrusion is formed digs the base hole in the first regular hexagon hole and the bar that rises, head sections 105 and middle part 106 after the cold extrusion of formation second, the length in the head cylinder table stage 1 of Length Ratio first monomer of head sections 105 is slightly short, the diameter of head sections 105 is slightly less than 1 diameter in the head cylinder table stage of the first monomer, the base hole 107 in the first regular hexagon hole is in head sections 105, the length of middle part 106 is the length in the middle part cylinder table stage 3 of the first monomer, the slightly larger in diameter of the head sections 102 of the diameter of middle part 106 after than first cold extrusion;
(3), the 3rd road cold extrusion, make the first regular hexagon hole 4 of base hole 137 formation first monomer in the first regular hexagon hole, make the materials and parts of second cold extrusion formation by the bar that rises, the diameter of the end segment 108 after the 3rd road cold extrusion, middle part 109 and head sections 110 each sections all slightly increases, end segment 108 after the 3rd road cold extrusion and the length of middle part 109 are constant, and the length of head sections 110 slightly increases;
(4), the 4th road cold extrusion, materials and parts to the 3rd road cold extrusion formation, bottom borehole in the first regular hexagon hole 2, form the first circular hole 4 of and first monomer that communicate coaxial with the first regular hexagon hole, make the materials and parts of the 3rd road cold extrusion formation by the bar that rises, the diameter of each section slightly increases to respectively the head cylinder table stage diameter of the first monomer, middle part cylinder table stage diameter, afterbody cylinder table stage diameter, the length of end segment and middle part is constant, the length of head sections slightly increases to the preseting length in the head cylinder table stage 1 of the first monomer, thereby makes the first monomer 10.
Three, the step of preparation the second monomer is with reference to Fig. 2.
After 200 preparations of the second blank material are finished, prepare the second monomer 20 by the cold-stamped method, the second monomer after the preparation has following shape: be the step-like cylindrical shape of two joints that diameter reduces section by section, the diameter range in head cylinder table stage 6 is larger than the diameter in the first monomer middle part cylinder table stage 3, identical or approaching with the diameter in the first monomer head cylinder table stage 1, and form the second regular hexagon hole 7 in inside, the diameter in its afterbody cylinder table stage 8 is larger than the diameter in the first monomer afterbody cylinder table stage 5, identical or approaching with the diameter in the first monomer middle part cylinder table stage 3, and form the second circular hole 9 coaxial with the second regular hexagon hole 7 and that communicate within it.The cold extrusion method of described manufacturing the second monomer may further comprise the steps:
(1), first cold extrusion, to the rear portion of the second blank material rise bar, other parts contracting bar, form the step-like cylinder of 2 joints, wherein: the length in the head cylinder table stage 6 of length wall second monomer of the head sections 201 behind the bar that rises is slightly short, the diameter of head sections 201 is slightly less than the diameter in the head cylinder table stage 6 of the second monomer, the length of the end segment 202 that forms behind the contracting bar is the length in the afterbody cylinder table stage 8 of the second monomer, and the diameter of end segment 202 is slightly less than the diameter in the afterbody cylinder table stage 8 of the second monomer;
(2), second cold extrusion, the head sections end face of the materials and parts that the first cold extrusion is formed digs the base hole 203 in the second regular hexagon hole, make the materials and parts of first cold extrusion formation by the bar that rises, the diameter of the head sections 204 after the second cold extrusion, end segment 205 each sections all slightly increases, the length of end segment 205 is constant, and the length of head sections 204 slightly increases;
(3), the 3rd road cold extrusion, make the base hole in the second regular hexagon hole form the second regular hexagon hole 7 of the first monomer, make the materials and parts of second cold extrusion formation by the bar that rises, head sections 206 after the 3rd road cold extrusion, end segment 207 each section diameters all slightly increase, the length of end segment 207 is constant, and the length of head sections 206 slightly increases;
(4), the 4th road cold extrusion, materials and parts to the 3rd road cold extrusion formation, bottom borehole in the second regular hexagon hole 7, form the second circular hole 9 of and second monomer that communicate coaxial with the second regular hexagon hole, make the materials and parts of the 3rd road cold extrusion formation by the bar that rises, the diameter of each section slightly increases to respectively head cylinder table stage diameter, the afterbody cylinder table stage diameter of the second monomer, the length of end segment is constant, the length of head sections slightly increases to the length in the head cylinder table stage of the second monomer, thereby makes the second monomer 20.
Four, after the second monomer preparation was finished, with reference to Fig. 4, with afterbody cylinder table stage of the second monomer grooving 20C vertically, groove 20C was deep to the second circular hole 9, and with 90 ° of afterbody cylinder table stages 8 bendings of the second monomer, described groove 20C is in the outside after the bending; Screw or nut that groove 20C is used for stubborn certain-length conveniently stretch.
Five, the tail end 103 of the first monomer and tail end 208 butt-joints of the second monomer after the bending are made tobacco holder wrench.With reference to Fig. 3,4, the head cylinder table stage 1 of the first monomer 10 and middle part cylinder table stage 3 consist of the sleeve 10A of tobacco holder wrench one end, the afterbody cylinder table stage 5 of the first monomer 10 consists of the straight-bar body 10B of tobacco holder wrench, the sleeve 20A of the part formation tobacco holder wrench other end that the head cylinder table stage 6 of the second monomer 20 and afterbody cylinder table stage 8 and head cylinder table stage 6 join, the afterbody cylinder table stage 8 of the second monomer 20 consists of the bending body of rod 20B of tobacco holder wrenchs.
In the first monomer of the present invention and the manufacturing of the second monomer, materials and parts through the size at its each position once or after 2 cold extrusions very near the setting size of the first monomer corresponding site, this also be above " smaller ", " slightly short ", implication, setting with the first monomer or the second monomer is of a size of divisor, and it generally is no more than 1.5% size difference.After Cold Extrusion Process in, the per pass cold extrusion has borehole, its formed plastic deformation transfer amount, upwards be used for making the diameter of materials and parts slowly approach the final size (namely setting diameter) that finally reaches the first monomer and the second monomer week, in the longitudinal direction, be used for making the length of head sections slowly to approach the final size (being preseting length) that finally reaches the first monomer and the second monomer, like this, can make the plastic deformation transfer of Cold Extrusion Process more easy to control, made product appearance is better.The size that identifies in Fig. 1 and 2 is used for illustrating namely that the final size of the first monomer and the second monomer, degree and the explanation of explanation " smaller " slowly approach the process that finally reaches the first monomer and the second monomer final size.In Fig. 1 and 2, the unit of each size is millimeter.
In reality is implemented, can be according to the discrepancy adjustment of the difference of final products size and raw material size illustrated in figures 1 and 2 and the amplitude of " smaller ", as long as finally can reach above-mentioned cold extrusion process features.