CN106734944A

CN106734944A - Combined type stud

Info

Publication number: CN106734944A
Application number: CN201710197912.6A
Authority: CN
Inventors: 缑鹏森; 马林
Original assignee: Kocel Machinery Co Ltd
Current assignee: Kocel Machinery Co Ltd
Priority date: 2017-03-29
Filing date: 2017-03-29
Publication date: 2017-05-31
Anticipated expiration: 2037-03-29
Also published as: CN106734944B

Abstract

A kind of combined type stud, including the first Fastener for setting gradually, reload part for centre, second Fastener, first Fastener includes the first disk being sequentially connected, first boss, first connector, part reload including intermediate disc in centre, convex platform, lower convex platform, second connector, convex platform is connected with the other end of the first connector, lower convex platform is connected with one end of the second connector, the other end of the second connector is connected with the second Fastener, second Fastener includes the second disk, second boss, combined type stud, the adjustable of stud entire length is realized by the centre part that reloads, so as to be applied to the core assembling positioning of different spacing, solve the problems, such as to need to make different lengths specification stud, so as to reduce manufacturing cost, and improve production efficiency.

Description

Combined type stud

Technical field

The present invention relates to sand casting assistant positioning system field, more particularly to a kind of combined type stud.

Background technology

In foundry production, stud plays the role of irreplaceable in casting；Due to being limited by casting structure Limitation, core is fixed in die cavity and uses stud to prevent core floatation to be required for, thus stud is widely used in Foundry Production During.But due to the difference of casting section thickness, a kind of stud can only often be used in a kind of wall thickness position, it is existing that this allows for casting Field stud species is various, has both been unfavorable for field management while the cost that also result in a certain extent is wasted.

The content of the invention

It is necessary to propose that a kind of height or thickness can be with the height of die cavity or the adjustable combined type studs of thickness.

A kind of combined type stud, including the first Fastener for setting gradually, centre reload part, the second Fastener, described One Fastener includes the first disk, first boss, the first connector, and a face of the first disk is plane, for core or The sidewall contact of external mold, another face of the first disk is fixedly connected with a face of first boss, first boss another Face is connected with the first connector, and one end of the first connector is connected with first boss, and the other end of the first connector and centre are changed Materials and parts are connected, and part is reloaded including intermediate disc, convex platform, lower convex platform, the second connector in the centre, the convex platform and under it is convex Platform is respectively fixedly disposed on two surfaces of intermediate disc, and convex platform is connected with the other end of the first connector, lower convex platform with One end connection of the second connector, the other end of the second connector is connected with the second Fastener, and the second Fastener includes the second circle Disk, second boss, a face of the second disk are plane, for the sidewall contact with external mold or core, the second disk it is another Individual face is fixedly connected with a face of second boss, and another face of second boss is connected with the second connector.

The combined type stud, realizes the adjustable of stud entire length, so as to be applied to not by the centre part that reloads Positioning is assembled with the core of spacing, solves the problems, such as to need to make different lengths specification stud, so as to reduce the manufacturing Cost, and improve production efficiency.

The combined type stud, each interlayer is connected by dismountable mode, and assembly and disassembly are convenient；And may be selected to be provided with Reload part for the centre of different-thickness convex platform and lower convex platform, realizes any regulation of stud whole height, to be applicable different cores Assembling.

Brief description of the drawings

Fig. 1 is the structural representation of the combined type stud.

Fig. 2 is the structural representation of first Fastener.

Fig. 3 is that the centre is reloaded the structural representation of part.

Fig. 4 is the structural representation of second Fastener.

Fig. 5 is the structural representation of the combined type stud of another better embodiment.

In figure：First Fastener 10, the first disk 11, the conical surface 111, fusion groove 112, first boss 12, first are connected Part 13, centre reload part 20, intermediate disc 21, the conical surface 211, fusion groove 212, convex platform 22, lower convex platform 23, the second connector 24th, the second Fastener 30, the second disk 31, the conical surface 311, fusion groove 312, second boss 32, fixture 40.

Specific embodiment

Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be attached to what is used needed for embodiment Figure is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, common for this area For technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Referring to Fig. 1 to Fig. 4, a kind of combined type stud, including the first clamping for setting gradually are the embodiment of the invention provides Part 10, centre reloads part 20, the second Fastener 30, and the first Fastener 10 includes that the first disk 11, first boss 12, first are connected Part 13, a face of the first disk 11 is plane, for the sidewall contact with core or external mold, another face of the first disk 11 It is fixedly connected with a face of first boss 12, another face of first boss 12 is connected with the first connector 13, the first connection One end of part 13 is connected with first boss 12, and the other end of the first connector 13 and the centre part 20 that reloads are connected, and reload part for centre 20 include intermediate disc 21, convex platform 22, lower convex platform 23, the second connector 24, and fixation sets respectively for convex platform 22 and lower convex platform 23 Put on two surfaces of intermediate disc 21, convex platform 22 is connected with the other end of the first connector 13, lower convex platform 23 and second One end connection of connector 24, the other end of the second connector 24 is connected with the second Fastener 30, and the second Fastener 30 includes the Two disks 31, second boss 32, a face of the second disk 31 is plane, for the sidewall contact with external mold or core, second Another face of disk 31 is fixedly connected with a face of second boss 32, another face and second connector of second boss 32 24 connections.

Further, groove is opened up on another face of first boss 12, interior spiral shell is set in the groove of first boss 12 Line, the first connector 13 is an externally threaded screw rod of setting, and groove is also opened up on the convex platform 22 that part 20 is reloaded in centre, Internal thread is set in the groove of convex platform 22, so as to detachably connect between the first connector 13 and first boss 12 and convex platform 22 Connect, and then the first Fastener 10 and centre is reloaded between part 20 and be detachably connected.Certainly, the first connector 13 and first boss Can also be to be fixedly connected between 12.

Further, groove is opened up on the lower convex platform 23 that part 20 is reloaded in centre, interior spiral shell is set in the groove of lower convex platform 23 Line, the second connector 24 is an externally threaded screw rod of setting, and groove is also opened up in the second boss 32 of the second Fastener 30, So as to be detachably connected between the second connector 24 and lower convex platform 23 and second boss 32, and then make the second Fastener 30 and centre Reload and be detachably connected between part 20.Certainly, can also be fixedly connected between the second connector 24 and lower convex platform 23.

Further, combined type stud also include fixture 40, fixture 40 be a polished rod screw, one end of fixture 40 with The plane connection of the plane of the first Fastener 10 or the second Fastener 30, the other end of fixture 40 is used to insert external mold or core Side wall, combined type stud is relatively fixed with external mold or core.

Further, one end of fixture 40 sets external screw thread, in the plane of the first Fastener 10 or the second Fastener 30 Plane on open up set internal thread groove, with by fixture 40 insert the first Fastener 10 groove or the second Fastener The mode of 30 groove, fixture 40 is detachably connected with the first Fastener 10 or the second Fastener 30.

Further, the diameter with diameter greater than first boss 12 of the first disk 11 of the first Fastener 10, with first boss 12 connection the first disks 11 face from the junction with first boss 12 to the edge tilt of the first disk 11, to form the conical surface 111, the diameter with diameter greater than second boss 32 of the second disk 31 of the second Fastener 30, second be connected with second boss 32 The face of disk 31 from the junction with second boss 32 to the edge tilt of the second disk 31, to form the conical surface 311.

Further, the intermediate disc 21 of the middle part 20 that reloads with diameter greater than convex platform 22 and the diameter of lower convex platform 23, in Between the reload intermediate disc 21 of part 20 incline from the junction with convex platform 22 and/or lower convex platform 23 to the edge of intermediate disc 21 Tiltedly, forming the conical surface 211.

The above-mentioned conical surface 111, the conical surface 211, the design of the conical surface 311 so that the first disk 11, intermediate disc 21, the second disk 31 edge is presented tip, in pouring metal melt, using point effect, and the first disk 11, intermediate disc 21, the second disk 31 Edge at first, it is most fast, be easiest to and high-temperature liquid metal fusion so that stud is good with casting fusion.

Further, some fusion grooves 212 are uniformly opened up on the conical surface 211 of intermediate disc 21.In cast, fuse recessed The setting of groove 212 causes quickly to be fused between molten metal and intermediate disc 21, is well combined after fusion.

Similarly, some fusions can also be opened up on the conical surface 311 of the second disk 31 of the sum of the conical surface 111 of the first disk 11 recessed Groove 112, fusion groove 312.

Referring to Fig. 5, the present invention also proposes a kind of combined type stud, and the combined type stud includes first Fastener 10 With the part 20 that reloaded in the middle of the second Fastener 30 and several, some centres part 20 that reloads sets gradually, and is arranged on outermost two The individual centre part 20 that reloads is detachably connected with the first Fastener 10 or the second Fastener 30 respectively, adjacent centre reload part 20 it Between be detachably connected.

Further, some centres reload the intermediate disc 21 of part 20 edge be the conical surface 211.

During using above-mentioned stud, when needing to set stud between the bottom of core and external mold, first by the fixation of stud Part 40 is hammered on the inwall of external mold, is assembled with fixture 40 by reload part 20, the second Fastener 30 of the first Fastener 10, centre It is good, core is placed on above stud again then；If necessary to be put into stud between the side wall of core and the side wall of external mold, then not Using fixture, the first Fastener 10, centre for assembling that will directly meet casting die cavity thickness requirement reloads part 20, second Fastener 30 is put between the side wall of core and the side wall of external mold.

Module or unit in embodiment of the present invention device can according to actual needs be merged, divide and deleted.

Above disclosed is only present pre-ferred embodiments, can not limit the right model of the present invention with this certainly Enclose, one of ordinary skill in the art will appreciate that all or part of flow of above-described embodiment is realized, and will according to right of the present invention Made equivalent variations are sought, the covered scope of invention is still fallen within.

Claims

1. a kind of combined type stud, it is characterised in that：Reloaded part, the second clamping including the first Fastener for setting gradually, centre Part, first Fastener includes the first disk, first boss, the first connector, and a face of the first disk is plane, is used for With core or the sidewall contact of external mold, another face of the first disk is fixedly connected with a face of first boss, first boss Another face be connected with the first connector, one end of the first connector is connected with first boss, the other end of the first connector It is connected with the centre part that reloads, the centre part that reloads includes intermediate disc, convex platform, lower convex platform, the second connector, described convex Platform and lower convex platform are respectively fixedly disposed on two surfaces of intermediate disc, and convex platform is connected with the other end of the first connector, Lower convex platform is connected with one end of the second connector, and the other end of the second connector is connected with the second Fastener, the second Fastener bag The second disk, second boss are included, a face of the second disk is plane, for the sidewall contact with external mold or core, the second circle Another face of disk is fixedly connected with a face of second boss, and another face of second boss is connected with the second connector.

2. combined type stud as claimed in claim 1, it is characterised in that：Open up recessed on another face of the first boss Groove, sets internal thread in the groove of first boss, and the first connector is one and sets externally threaded screw rod, is reloaded part in centre Convex platform on also open up groove, internal thread is set in the groove of convex platform so that the first connector and first boss and on It is detachably connected between boss, and then the first Fastener and centre is reloaded between part and is detachably connected.

3. combined type stud as claimed in claim 1, it is characterised in that：Open up recessed on the lower convex platform that part is reloaded in the centre Groove, sets internal thread in the groove of lower convex platform, and the second connector is one and sets externally threaded screw rod, in the second Fastener Also groove is opened up in second boss, so as to be detachably connected between the second connector and lower convex platform and second boss, and then makes Two Fasteners and centre are reloaded and be detachably connected between part.

4. combined type stud as claimed in claim 1, it is characterised in that：The combined type stud also includes fixture, described Fixture is a polished rod screw, and one end of the fixture is connected with the plane of the first Fastener or the plane of the second Fastener, The other end of fixture is used to insert the side wall of external mold or core, and combined type stud is relatively fixed with external mold or core.

5. combined type stud as claimed in claim 4, it is characterised in that：One end of the fixture sets external screw thread, the The groove that internal thread is set is opened up in the plane of one Fastener or in the plane of the second Fastener, first is inserted with by fixture The mode of the groove of the groove of Fastener or the second Fastener, fixture is detachably connected with the first Fastener or the second Fastener Connect.

6. the combined type stud as described in one of Claims 1-4, it is characterised in that：First disk of first Fastener The diameter with diameter greater than first boss, the face of the first disk being connected with first boss is from the junction with first boss to The edge tilt of one disk, to form the conical surface, the diameter with diameter greater than second boss of the second disk of second Fastener, The face of the second disk being connected with second boss from the junction with second boss to the edge tilt of the second disk, to form cone Face.

7. the combined type stud as described in one of Claims 1-4, it is characterised in that：Reload the intermediate disc of part for the centre With diameter greater than convex platform and the diameter of lower convex platform, the centre reload part intermediate disc from convex platform and/or lower convex platform Edge tilt from junction to intermediate disc, to form the conical surface.

8. the combined type stud as described in one of claim 7, it is characterised in that：If uniformly being opened up on the conical surface of intermediate disc Dry fluxing closes groove.

9. the combined type stud as described in claim 1 or 4, it is characterised in that：Part is reloaded for several in the centre, Ruo Ganzhong Between the part that reloads set gradually, be arranged on outermost two centres part that reloads removable with the first Fastener or the second Fastener respectively Unload connection, adjacent centre is reloaded and be detachably connected between part.

10. combined type stud as claimed in claim 9, it is characterised in that：Reload the intermediate disc of part for some centres Edge is the conical surface.