CN103072239B

CN103072239B - Die transmission structure

Info

Publication number: CN103072239B
Application number: CN201110330034.3A
Authority: CN
Inventors: 邱垂财
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-10-26
Filing date: 2011-10-26
Publication date: 2015-04-15
Anticipated expiration: 2031-10-26
Also published as: CN103072239A

Abstract

The invention aims at providing a die transmission structure which is arranged between an upper die fixing seat and a lower die fixing seat. A fixing seat with an annular recess is arranged above the lower die fixing seat. The fixing seat comprises at least one straight groove. A gear plate with a plurality of eccentrically and spirally distributed arc bumps on a top surface is arranged in the annular recess. At least one transmission device is arranged on the side of the gear plate. A slide block with a lateral die core is arranged in the straight groove. A rack is arranged on the bottom surface of the slide block. When the upper die fixing seat is separated from the lower die fixing seat, the transmission device drives the gear plate to rotate, such that the arc bumps rotate and drive the slide block, and the slide block drives the lateral die core to move outwards along the straight groove. Also, when the upper die fixing seat is close to the lower die fixing seat, the slide block drives the lateral die core to move towards the center of the fixing seat along the straight groove.

Description

Mould transmission structure

Technical field

The present invention relates to a kind of mould transmission structure.

Background technology

The structure of tradition wheel blade, mainly be made up of a upper cover plate, a lower cover and several pieces blades be located between upper cover plate and lower cover, the manufacture method of early stage wheel blade, be mostly first by blade and upper cover plate or lower cover wherein a slice cover plate be configured as one, afterwards again with another sheet cover plate to weld, welding, be spirally connected, the mode such as riveting knot is assembled into a complete wheel blade.

But wheel blade must rotate its effect of competence exertion in use, particularly be applied in the devices such as fan, dust catcher, side Pu, use under needing to produce the environment of inhalation power or expulsion force with High Rotation Speed, because traditional wheel blade formed with the assembly of more than two, overall limited strength, the endurance life of number of revolutions is low, in order to improve the shortcoming of traditional wheel blade, make wheel blade life, then have and be engaged in the dealer relevant to wheel blade manufacture and find out manufacture method integrally formed for wheel blade.

This manufacture method is the mould heart side at wheel blade mould, several pneumatic cylinders corresponding with blade quantity or hydraulic cylinder are set, and the side direction mould heart is set in the push rod end of cylinder pressure, setting cylinder pressure is when mould matched moulds, and push rod moves forward, push the side direction mould heart to mould heart place, until emission forming machine complete shoot material and plastics cooling after, the side direction mould heart, to after-contraction, is detached mould heart place by push rod, and make wheel blade and mould separating with liftout attachment, complete integrally formed wheel blade.

But, because this manufacture method must at counterdie place, the parallel pneumatic cylinder of several Zhi Yumo heart or hydraulic cylinder are set, the distance of stroke and the reserved cylinder pressure push rod of palpus stretches, lower model fixing seat table top surface area is caused to explode, mold integral volume, weight also increases thereupon, and need the emission forming machine adopting high tonnage, mould just can be made to complete the action of die sinking or matched moulds smoothly, but the price of emission forming machine, along with tonnage becomes multiple to increase, it buys the amount of money and maintenance cost, middle-size and small-size factory dealer can't afford often, how can only be dependent on the integrated mill dealer that minority capital is enough large, integrally formed wheel blade is produced with the emission forming machine of high tonnage, because wheel leaf-making quantity is limited, and production expense of establishing is safeguarded expensive, the cost producing wheel blade is increased, the Related product cost that wheel blade need be used to manufacture is caused also and then to improve.

In view of this, how to provide a mould volume little, and only need adopt the emission forming machine of low tonnage, integrally formed wheel blade can be manufactured, allow the dealer of middle-size and small-size factory also can produce integrally formed wheel blade smoothly, make market reach the equilibrium of supply and demand, keep the low cost of wheel blade, the Related product allowing consumer be ready to use wheel blade to manufacture, just becomes the object of the present invention for improving.

Summary of the invention

One, technological means of the present invention:

The object of the invention is to provide one to reduce mould volume, with the mould transmission structure making multi-slide mould can be used for low number emission forming machine.

For solving foregoing problems and reach object of the present invention, technological means of the present invention, be a kind of mould transmission structure, it is located between model fixing seat and lower model fixing seat;

Above this lower model fixing seat, the holder of a bottom surface tool annular recess is set;

And this holder end face is provided with at least more than one, is extended and the straight flute exposed not by this holder center and for this annular recess part to centre by edge;

Again in this annular recess, arrange an end face tool several are eccentric, in the fluted disc of arc bump revolving shape Boulez;

This fluted disc side described, be provided with at least one when upper model fixing seat and lower model fixing seat do relative motion, the transmission device that drives fluted disc to rotate;

And in described straight flute, holder intermediate ends on one day is set, there is the slide block of the side direction mould heart, this slide block bottom surface is more provided with and can be driven by arc bump, forces slide block to do linearly moving tooth bar;

This mould transmission structure is formed by aforementioned holder, fluted disc, transmission device and slide block.

Mould transmission structure, the main driven unit of described transmission device, be for following one of them, vertical screw and gear, horizontal screw bolt and motor, pneumatic cylinder and tooth bar, hydraulic cylinder and tooth bar.

According to above-mentioned mould transmission structure, described transmission device is located at lower model fixing seat by one and shaft gear homoaxial with fluted disc; Model fixing seat is fixed in one end, another end formed through the drive rod of shaft gear.

According to above-mentioned mould transmission structure, described shaft gear top, is provided with one in order to guide the guide pin bushing of drive rod, and this guide pin bushing inwall upper end has the internal thread corresponding with drive rod;

Described guide pin bushing bottom, is equipped with the square tooth to downward-extension;

And described shaft gear top, be equipped with the groove corresponding with tooth shape.

According to above-mentioned mould transmission structure, between described shaft gear and fluted disc, the roll-setting gear of an adjustment shaft gear and fluted disc spacing is set.

According to above-mentioned mould transmission structure, described roll-setting gear is made up of at least one driven gear.

Two, effect of prior art is contrasted:

1. in the present invention, by vertically disposed drive rod, when upper model fixing seat and lower model fixing seat relative movement, axle shaft gear rotates simultaneously, and fluted disc is rotated, and then reaches the object of the side direction mould heart promoted on slide block, significantly can reduce the volume of counterdie, make the mould of employing structure of the present invention, can be installed on the emission forming machine of low tonnage, manufacture.

2. in the present invention, by the arc bump on fluted disc, several slide block can be driven to move simultaneously, make each side direction mould heart synchronously can carry out the action of matched moulds or the demoulding.

3. in the present invention, the inwall of guide pin bushing only has internal thread in upper end, and shaft gear inwall there is no screw thread, and when guide pin bushing is driven by drive rod, by coordinating of square tooth and groove, drive shaft gear to rotate, the friction resistance force produced in process is few.

Accompanying drawing explanation

Fig. 1: schematic perspective view of the present invention.

Fig. 2: perspective exploded view of the present invention.

Fig. 3: for the A-A section of Fig. 1 implements schematic diagram.

Fig. 4: stereoscopic motion schematic diagram () of the present invention.

Fig. 5: stereoscopic motion schematic diagram (two) of the present invention.

Fig. 6: stereoscopic motion schematic diagram (three) of the present invention.

Fig. 7: of the present inventionly overlook action schematic diagram ().

Fig. 8: of the present inventionly overlook action schematic diagram (two).

Fig. 9: of the present inventionly overlook action schematic diagram (three).

Symbol logo illustrates:

Detailed description of the invention

Be illustrated in figure 1 schematic perspective view of the present invention, be illustrated in figure 2 perspective exploded view of the present invention, the A-A section be illustrated in figure 3 as Fig. 1 implements schematic diagram, be illustrated in figure 4 stereoscopic motion schematic diagram () of the present invention, be illustrated in figure 5 stereoscopic motion schematic diagram (two) of the present invention, be illustrated in figure 6 stereoscopic motion schematic diagram (three) of the present invention, be illustrated in figure 7 and of the present inventionly overlook action schematic diagram (), be illustrated in figure 8 and of the present inventionly overlook action schematic diagram (two), be illustrated in figure 9 and of the present inventionly overlook action schematic diagram (three).

Disclose in graphic 1 to 3, a kind of mould transmission structure, it is located between model fixing seat 10 and lower model fixing seat 20;

Above this lower model fixing seat 20, the holder 1 of a bottom surface tool annular recess 11 is set;

And this holder 1 end face is provided with at least more than one, is extended and the straight flute 12 exposed not by this holder 1 center and for this annular recess 11 part to centre by edge;

Again in this annular recess 11, arrange an end face tool several are eccentric, in the fluted disc 2 of arc bump 21 revolving shape Boulez;

This fluted disc 2 side described, be provided with at least one when upper model fixing seat 10 and lower model fixing seat 20 do relative motion, the transmission device 3 that drives fluted disc 2 to rotate;

And in described straight flute 12, holder 1 intermediate ends on one day is set, there is the slide block 4 of the side direction mould heart 42, this slide block 4 bottom surface is more provided with and can be driven by arc bump 21, forces slide block 4 to do linearly moving tooth bar 41;

This mould transmission structure 100 is formed by aforementioned holder 1, fluted disc 2, transmission device 3 and slide block 4.

Wherein, by the arc bump 21 of fluted disc 2 end face; coordinate the tooth bar 41 that slide block 4 bottom surface is arranged; each slide block 4 can be driven mobile in each straight flute 12 simultaneously; make each side direction mould heart 42 synchronously can carry out the action of matched moulds or the demoulding; rate of breakdown is low; can improve when several cylinder pressure performs the side direction mould heart 42 matched moulds or stripping action separately in the past; cannot the disappearance of Complete Synchronization action; as long as and a wherein cylinder pressure fault; just cannot complete matched moulds or stripping action smoothly, the shortcoming that fault probability is high.

In above-mentioned, the main driven unit of described transmission device 3, be for following one of them, vertical screw and gear, horizontal screw bolt and motor, pneumatic cylinder and tooth bar, hydraulic cylinder and tooth bar.

In diagram 1 to 9, although only disclose most preferred embodiment, with be fixed on upper model fixing seat 10 end vertical screw, match with the gear being arranged on lower model fixing seat 20 end, during by mould open/close, the relative motion of upper model fixing seat 10 and lower model fixing seat 20, drive fluted disc 2 to rotate, but it is other motor to be arranged on lower model fixing seat 20, drives and be located at the other horizontal screw bolt of fluted disc 2 (figure does not take off); Or pneumatic cylinder, hydraulic cylinder are located at lower model fixing seat 20 side; and tooth bar (figure does not take off) is set in push rod end; make each side direction mould heart 42 synchronously can carry out the same action effect of matched moulds or the demoulding, therefore all should contain and belong in the scope of the claims of the present invention.

In above-mentioned, described transmission device 3 is located at lower model fixing seat 20 by one and shaft gear 31 homoaxial with fluted disc 2; Model fixing seat 10 is fixed in one end, another end formed through the drive rod 32 of shaft gear 31.

Wherein, by vertically disposed drive rod 32, when upper model fixing seat 10 is with lower model fixing seat 20 relative movement, axle shaft gear 31 rotates simultaneously, fluted disc 2 is rotated, and then reach the object of the side direction mould heart 42 promoted on slide block 4, due to the surface area of lower die face must not be increased, for arranging pneumatic cylinder or hydraulic cylinder, therefore significantly can reduce volume and the weight of counterdie, make the mould of employing structure of the present invention, can be installed on the emission forming machine of low tonnage, manufacture.

In above-mentioned, described shaft gear 31 top, be provided with one in order to guide the guide pin bushing 33 of drive rod 32, this guide pin bushing 33 inwall upper end has the internal thread 331 corresponding with drive rod 32;

Described guide pin bushing bottom, is equipped with the square tooth 332 to downward-extension;

And described shaft gear 31 top, be equipped with the groove 311 corresponding with square tooth 332 shape.

Wherein, the inwall of guide pin bushing 33 only has internal thread 331 in upper end, and shaft gear 31 inwall there is no screw thread, when guide pin bushing 33 is driven by drive rod 32, by coordinating of square tooth 332 and groove 311, shaft gear 31 is driven to rotate, in process drive rod 32 only with the part contact of internal thread 331, therefore the friction resistance force produced is few, abrasion for drive rod 32 are also less, when the number of times of open-close module acquires a certain degree, only must change guide pin bushing 33 can continue regular event, maintenance cost low and can replace rapidly continue produce.

As shown in Figs. 4-6, when mould is in die sinking, upper model fixing seat 10 moves up, drive rod 32 is driven to move simultaneously, and drive guide pin bushing 33 to rotate by the contact with internal thread 331, coordinating again by square tooth 332 and groove 311, make shaft gear 31 and guide pin bushing 33 synchronous axial system, and synchronously drive fluted disc 2 to rotate by driven gear 51, coordinating again by arc bump 21 and tooth bar 41, pass synchronous for each slide block 4 outside holder 1 gradually, make the side direction mould heart 42 while die sinking, can synchronous and finished product to depart from and away from the mould heart, make finished product when being ejected the demoulding, can not collide the side direction mould heart 42 causes mould precision to decline, affect end product quality, otherwise, when mould is at matched moulds, upper model fixing seat 10 moves down, drive drive rod 32 to move down simultaneously, the each slide block 4 of synchronous driving is passed towards mould heart place gradually, make the side direction mould heart 42 while matched moulds, can be synchronous closed towards mould heart place.

In above-mentioned, between described shaft gear 31 and fluted disc 2, the roll-setting gear 5 of an adjustment shaft gear 31 and fluted disc 2 spacing is set.

Wherein, by the setting of roll-setting gear 5, the distance between shaft gear 31 and fluted disc 2 can be adjusted, make the drive rod 32 coordinated with shaft gear 31, other component in mould can be avoided, as: the component such as taper pin, alignment pin etc., screw piece, slide block, prevents the situation that drive rod 32 and other component interfere.

In above-mentioned, described roll-setting gear 5 is made up of at least one driven gear 51.

Wherein, through the gear that the kind of drive is the most certain, the distance between optical axis gear 31 and fluted disc 2 and determining, selects the driven gear 51 being applicable to size and quantity as roll-setting gear 5, makes transmission device 3 that fluted disc 2 can be driven accurately to rotate.

As shown in Figs. 7-9, transmission device 3 is with active toothed disk 2 to rotate by roll-setting gear 5, promotes tooth bar 41 with arc bump 21 simultaneously, makes the synchronous passing outside holder 1 gradually of each slide block 4, the side direction mould heart 42 is detached finished product.

Comprehensive the above; the present invention is by the combination of holder 1, fluted disc 2, transmission device 3, slide block 4 and roll-setting gear 5; significantly can reduce the volume of counterdie; make the mould of employing structure of the present invention; can be installed on the emission forming machine of low tonnage; manufacture; and must other device be set in addition; as: pneumatic cylinder, hydraulic cylinder; driving side is carried out to the mould heart 42 demoulding or closed with external force; depend merely on the action of die sinking or matched moulds, just can synchronous driving side to the mould heart 42 demoulding or closed, more can save the cost safeguarding pneumatic cylinder, hydraulic cylinder.

Describe structure of the present invention, feature and action effect in detail according to graphic shown embodiment above, owing to meeting novelty and progressive important document, whence proposes new patent application in accordance with the law then; Only the foregoing is only the preferred embodiment of the present invention, but the present invention does not limit practical range with shown in drawing, the modified therefore such as conformed to intention of the present invention changes, and belongs in the scope of the claims of the present invention as long as all should contain in equivalency range.

Claims

1. a mould transmission structure, it is located between model fixing seat (10) and lower model fixing seat (20);

It is characterized in that:

This lower model fixing seat (20) top, the holder (1) of bottom surface tool annular recess (11) is set;

And this holder (1) end face is provided with at least two, is extended and the straight flute (12) exposed not by this holder (1) center and for this annular recess (11) part to centre by edge;

Again in this annular recess (11), arrange an end face tool several are eccentric, in the fluted disc (2) of arc bump (21) revolving shape Boulez;

Described this fluted disc (2) side, be provided with at least one when upper model fixing seat (10) and lower model fixing seat (20) do relative motion, the transmission device (3) that drives fluted disc (2) to rotate;

And in described straight flute (12), arrange holder on one day (1) intermediate ends, have the slide block (4) of the side direction mould heart (42), this slide block (4) bottom surface is more provided with and can be driven by arc bump (21), forces slide block (4) to do linearly moving tooth bar (41);

This mould transmission structure (100) is formed by aforementioned holder (1), fluted disc (2), transmission device (3) and slide block (4).

2. mould transmission structure as claimed in claim 1, it is characterized in that: the main driven unit of described transmission device (3), be for following one of them, vertical screw and gear, horizontal screw bolt and motor, pneumatic cylinder and tooth bar, hydraulic cylinder and tooth bar.

3. mould transmission structure as claimed in claim 1, is characterized in that: described transmission device (3) be located at lower model fixing seat (20) by one and with fluted disc (2) homoaxial shaft gear (31); Model fixing seat (10) is fixed in one end, the other end formed through the drive rod (32) of shaft gear (31).

4. mould transmission structure as claimed in claim 3, it is characterized in that: described shaft gear (31) top, be provided with one in order to guide the guide pin bushing (33) of drive rod (32), this guide pin bushing (33) inwall upper end has the internal thread (331) corresponding with drive rod (32);

Described guide pin bushing bottom, is equipped with the square tooth (332) to downward-extension;

And described shaft gear (31) top, be equipped with the groove (311) corresponding with square tooth (332) shape.

5. mould transmission structure as claimed in claim 3, it is characterized in that: between described shaft gear (31) and fluted disc (2), the roll-setting gear (5) of an adjustment shaft gear (31) and fluted disc (2) spacing is set.

6. mould transmission structure as claimed in claim 5, is characterized in that: described roll-setting gear (5) is made up of at least one driven gear (51).