CN215941419U - Bolt head extrusion equipment - Google Patents

Abstract

The utility model discloses bolt head extrusion equipment which comprises an upper base and a lower base, wherein a guide pillar is arranged between the upper base and the lower base, an extrusion platform is arranged on the lower base and is in sliding connection with the guide pillar, an oil cylinder is arranged between the extrusion platform and the lower base, a fixed platform is arranged on the upper base, a plurality of upper modules are arranged on the fixed platform, a supporting block is arranged on the extrusion platform, a lower template is detachably connected onto the supporting block, a plurality of lower modules are arranged on the lower template, a plurality of bolt blanks can be simultaneously processed, and meanwhile, the bolt head extrusion equipment can be rapidly replaced through the detachable lower template, so that the processing efficiency can be further improved.

Description

Bolt head extrusion equipment

Technical Field

The utility model belongs to the field of bolt extrusion equipment, and particularly relates to bolt head extrusion equipment.

Background

The existing bolt forming process comprises a forming process of stamping bolt blanks by using an upper die and a lower die, wherein die cavities are formed in the upper die and the lower die, the bolt blanks are placed on the lower die firstly, then the upper die is made to be close to the lower die, the bolt blanks are extruded and formed by extrusion force of the upper die, the upper die and the lower die are both installed on extrusion equipment, the existing extrusion equipment for the bolts generally comprises an upper die base, a lower die base and a driving mechanism, the upper die base is installed on the upper die, the lower die base is installed on the lower die base, the driving mechanism drives the upper die base or the lower die base to vertically move, however, only one bolt blank can be processed by moving the upper die base or the lower die base at every time, and the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides bolt head extrusion equipment which can be used for simultaneously processing a plurality of bolt blanks and improving the processing efficiency.

In order to achieve the purpose, the utility model provides the following technical scheme: the bolt head extruding equipment comprises an upper base and a lower base, wherein a guide pillar is arranged between the upper base and the lower base, an extruding platform is arranged on the lower base, the extruding platform is connected with the guide pillar in a sliding mode, an oil cylinder is arranged between the extruding platform and the lower base, a fixing platform is arranged on the upper base, a plurality of upper modules are arranged on the fixing platform, a supporting block is arranged on the extruding platform, a lower die plate is detachably connected onto the supporting block, and a plurality of lower modules are arranged on the lower die plate.

Furthermore, a first magnetic steel cavity and a rotating block are arranged in the supporting block, the rotating block is rotatably connected with the supporting block, a second magnetic steel cavity is arranged on the rotating block, a first permanent magnetic steel is arranged in the first magnetic steel cavity, a second permanent magnetic steel is arranged in the second magnetic steel cavity, a rotating handle is arranged on the supporting block, and the rotating handle is connected with the rotating block.

Furthermore, a positioning protrusion is arranged on the bottom surface of the lower template, and a positioning groove corresponding to the positioning protrusion is arranged on the supporting block.

Further, a placing groove is formed in the lower template, the lower module is located in the placing groove, an arc-shaped positioning piece is arranged in the placing groove, a supporting rod is arranged on the positioning piece, the supporting rod is connected with the lower template in a sliding mode, and a telescopic spring is arranged between the supporting rod and the lower template.

Furthermore, a driving gear is arranged on the rotating handle, a driven gear is arranged on the rotating block and is connected with the driven gear in a gear-tooth mode, and the diameter of the driving gear is larger than that of the driven gear.

Furthermore, two sides of the rotating handle are provided with limiting blocks.

Furthermore, a lifting handle is arranged on the lower template.

Compared with the prior art, the utility model has the beneficial effects that: through set up a plurality of upper modules on fixed platform, set up the lower module of same quantity on extrusion platform, can carry out simultaneous processing to a plurality of bolt blanks simultaneously after placing the bolt blank in the module down, improve machining efficiency, and after processing is accomplished, can take off the lower bolster on the supporting shoe to change another lower bolster of placing the bolt blank, thereby reduce the down time of equipment, further improve machining efficiency.

Drawings

FIG. 1 is a schematic front view of an extrusion apparatus according to the present invention;

FIG. 2 is a schematic top view of the lower template;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic front view of the lower template;

FIG. 5 is a schematic view showing the states of the first permanent magnet steel and the second permanent magnet steel when the lower die plate is not adsorbed by the support block;

FIG. 6 is a schematic view showing the states of the first permanent magnet steel and the second permanent magnet steel when the lower die plate is adsorbed in the supporting block;

fig. 7 is a schematic view of the internal side structure of the support block.

Reference numerals: 1. an upper base; 2. a lower base; 3. a guide post; 4. an extrusion platform; 5. an oil cylinder; 6. a fixed platform; 7. an upper module; 8. a support block; 9. a lower template; 10. a lower module; 11. a first magnetic steel cavity; 12. rotating the block; 13. a second magnetic steel cavity; 14. a first permanent magnetic steel; 15. a second permanent magnetic steel; 16. rotating the handle; 17. positioning the projection; 18. a placement groove; 19. positioning plates; 20. a support bar; 21. a tension spring; 22. a driving gear; 23. driven gear teeth; 24. a limiting block; 25. the handle is lifted.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" or "a number" means two or more unless explicitly specified otherwise.

The present invention is further explained with reference to fig. 1 to 7.

The bolt head extruding equipment comprises an upper base 1 and a lower base 2, wherein a guide pillar 3 is arranged between the upper base 1 and the lower base 2, an extruding platform 4 is arranged on the lower base 2, the extruding platform 4 is in sliding connection with the guide pillar 3, an oil cylinder 5 is arranged between the extruding platform 4 and the lower base 2, a fixing platform 6 is arranged on the upper base 1, a plurality of upper modules 7 are arranged on the fixing platform 6, a supporting block 8 is arranged on the extruding platform 4, a lower template 9 is detachably connected onto the supporting block 8, and a plurality of lower modules 10 are arranged on the lower template 9.

As shown in fig. 1 to 7, a lower module 10 and an upper module 7 are respectively mounted on a lower template 9 and a fixed platform 6, a bolt blank is placed on the lower template 9 in advance, the lower template 9 is connected to a supporting block 8 of an extrusion platform 4, then an oil cylinder 5 on a lower base 2 is started to drive the extrusion platform 4 to move upwards, the bolt blank can be extruded and formed after the bolt blank abuts against the upper module 7, in the extrusion process, a worker can place the bolt blank by using another lower template 9, the oil cylinder 5 drives the extrusion platform 4 to descend after the extrusion, then the worker takes down the upper template on the supporting block 8 and replaces another lower template 9 on which the bolt blank is placed, and therefore the processing efficiency of the bolt is improved.

As shown in fig. 5 and 6, in the preferred embodiment, a first magnetic steel cavity 11 and a rotating block 12 are disposed in the supporting block 8, the rotating block 12 is rotatably connected to the supporting block 8, a second magnetic steel cavity 13 is disposed on the rotating block 12, a first permanent magnetic steel 14 is disposed in the first magnetic steel cavity 11, a second permanent magnetic steel 15 is disposed in the second magnetic steel cavity 13, a rotating handle 16 is disposed on the supporting block 8, the rotating handle 16 is connected to the rotating block 12, that is, the rotating handle 16 can drive the rotating block 12 to rotate, when the rotating block 12 is at an initial position, S, N poles of the first permanent magnetic steel 14 respectively correspond to N, S poles of the second permanent magnetic steel 15, so that a closed magnetic induction line is formed between the first permanent magnetic steel 14 and the second permanent magnetic steel 15, and when the lower die plate 9 is placed on the supporting block 8, the first permanent magnetic steel 14 and the second permanent magnetic steel 15 are not attracted, thereby conveniently take off lower bolster 9 from supporting shoe 8, after rotation handle 16 rotates, second permanent magnet steel 15 is 180 in turning block 12 internal rotation, make N, S's on the second permanent magnet steel 15 position exchange, thereby make the surface of supporting shoe 8 form the magnetic field, can adsorb and fix lower bolster 9 on supporting shoe 8, prevent to add that lower bolster 9 produces the displacement man-hour, thereby can make lower bolster 9 and supporting shoe 8 reciprocal anchorage or separation through first permanent magnet steel 14 and second permanent magnet steel 15, make things convenient for the change of lower bolster 9, and the production efficiency is improved.

As shown in fig. 4, in the preferred embodiment, a positioning protrusion 17 is disposed on the bottom surface of the lower template 9, and a positioning groove (not shown in the drawings) corresponding to the positioning protrusion 17 is disposed on the supporting block 8, that is, the lower module 10 on the lower template 9 and the upper module 7 on the fixing platform 6 can be made to correspond to each other by the cooperation of the positioning protrusion 17 and the positioning groove when the lower template 9 is replaced, so as to improve the production efficiency.

As shown in fig. 3, in this embodiment, preferably, a placing groove 18 is formed in the lower die plate 9, the lower die block 10 is located in the placing groove 18, an arc-shaped positioning piece 19 is disposed in the placing groove 18, a supporting rod 20 is disposed on the positioning piece 19, the supporting rod 20 is slidably connected to the lower die plate 9, an expansion spring 21 is disposed between the supporting rod 20 and the lower die plate 9, when the lower die block 10 is placed in the placing groove 18, the positioning piece 19 abuts against the lower die block 10 through the supporting rod 20 and the expansion spring 21, and the lower die block 10 is more accurately positioned through the elasticity of the expansion spring 21, so that the looseness and the shaking of the lower die block 10 on the lower die plate 9 are reduced, and the processing quality of the bolt is improved.

As shown in fig. 3, two positioning pieces 19 are preferably provided in the placement groove 18, which are symmetrical to each other, to improve the positioning effect on the lower module 10.

As shown in fig. 7, in the preferred embodiment, a driving gear 22 is disposed on the rotating handle 16, a driven gear 23 is disposed on the rotating block 12, the driving gear 22 is in toothed connection with the driven gear 23, and the diameter of the driving gear 22 is greater than that of the driven gear 23, that is, the rotating handle 16 can rotate the rotating block 12 by 180 ° without rotating by too large an angle, and the rotating is more labor-saving, so as to improve the replacement efficiency of the lower die plate 9.

As shown in fig. 1, the preferred both sides of rotating handle 16 of this embodiment are provided with stopper 24, move stopper 24 and prevent to rotate handle 16 excessively and rotate and reduce the adsorption affinity of first permanent magnet steel 14 and second permanent magnet steel 15 to lower bolster 9, and before rotating, rotate handle 16 and one of them stopper 24 inconsistent, rotate the back and inconsistent with another stopper 24 can make lower module 10 can receive the biggest adsorption affinity, improve the fixed effect of lower bolster 9.

As shown in fig. 4, a lifting handle 25 is disposed on the lower mold plate 9, so that the lower mold block 10 can be conveniently taken down from the support block 8 by the lifting handle 25, and the replacement efficiency of the lower mold block 10 is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims (7)

1. A bolt head extruding apparatus, characterized in that: the device comprises an upper base and a lower base, wherein a guide pillar is arranged between the upper base and the lower base, an extrusion platform is arranged on the lower base and is in sliding connection with the guide pillar, an oil cylinder is arranged between the extrusion platform and the lower base, a fixed platform is arranged on the upper base, a plurality of upper modules are arranged on the fixed platform, supporting blocks are arranged on the extrusion platform, lower templates are detachably connected to the supporting blocks, and a plurality of lower modules are arranged on the lower templates.

2. The bolt head pressing device according to claim 1, wherein: the improved bearing block is characterized in that a first magnetic steel cavity and a rotating block are arranged in the supporting block, the rotating block is rotatably connected with the supporting block, a second magnetic steel cavity is arranged on the rotating block, first permanent magnetic steel is arranged in the first magnetic steel cavity, second permanent magnetic steel is arranged in the second magnetic steel cavity, a rotating handle is arranged on the supporting block, and the rotating handle is connected with the rotating block.

3. The bolt head pressing device according to claim 2, wherein: the bottom surface of the lower template is provided with a positioning bulge, and the supporting block is provided with a positioning groove corresponding to the positioning bulge.

4. The bolt head pressing device according to claim 3, wherein: the lower die plate is characterized in that a placing groove is formed in the lower die plate, the lower die block is located in the placing groove, an arc-shaped positioning sheet is arranged in the placing groove, a supporting rod is arranged on the positioning sheet, the supporting rod is connected with the lower die plate in a sliding mode, and an expansion spring is arranged between the supporting rod and the lower die plate.

5. The bolt head pressing device according to claim 4, wherein: the rotating handle is provided with a driving gear, the rotating block is provided with a driven gear, the driving gear is in gear connection with the driven gear, and the diameter of the driving gear is larger than that of the driven gear.

6. The bolt head pressing device according to claim 5, wherein: and two sides of the rotating handle are provided with limiting blocks.

7. The bolt head pressing device according to claim 6, wherein: and a lifting handle is arranged on the lower template.

Images