CN221184608U - Sand core mold for producing automobile brake master cylinder - Google Patents
Sand core mold for producing automobile brake master cylinder Download PDFInfo
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- CN221184608U CN221184608U CN202323129653.3U CN202323129653U CN221184608U CN 221184608 U CN221184608 U CN 221184608U CN 202323129653 U CN202323129653 U CN 202323129653U CN 221184608 U CN221184608 U CN 221184608U
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- master cylinder
- brake master
- sand core
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- 239000000463 material Substances 0.000 claims abstract description 19
- 210000001503 joint Anatomy 0.000 claims description 18
- 239000004576 sand Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model discloses a sand core die for producing an automobile brake master cylinder, and relates to the technical field of sand core dies. This a psammitolite mould for producing car brake master cylinder uses, get the material through the automatic ejecting product of extracting mechanism, and then need not the workman and use drawing of patterns instrument earlier by hand, and is hard again to break away from the absorption with the back mould and get the material, thereby play the effect of being convenient for get the material fast, and it is spacing to the bed die through auxiliary mechanism, prevent that the bed die from removing at will and influencing the compound die, and need not to weld rings on the mould and carry, and then make things convenient for people to remove the mould, thereby in the psammitolite mould use that is used for producing car brake master cylinder, play the effect of being convenient for spacing and transport.
Description
Technical Field
The utility model relates to the technical field of sand core moulds, in particular to a sand core mould for producing an automobile brake master cylinder.
Background
The brake master cylinder is divided into two major types, namely an air pressure type brake master cylinder and an oil pressure type brake master cylinder, wherein the air pressure type brake master cylinder is mainly used for small-sized automobiles and partial agricultural vehicles, and the brake master cylinder is finally connected to four brake sub pumps on the automobiles and is a main control device in an automobile driving brake system, so that sensitive follow-up control is realized in the braking process and the releasing process of a double-loop main brake system. The sand core die is very common forming equipment in the production process of the automobile brake master cylinder, and has the characteristics of compact structure and the like.
In order to lighten the automobile brake master cylinder, when auxiliary is needed through a sand core die, the rear die is firstly in butt joint with a die holder of a die spotting machine, then the front die is in butt joint with the rear die through the die spotting machine, sand is injected into a sand core cavity through a sand injection port, and further the production of the brake master cylinder is completed through the sand core die; but in the sand core mould use, because sand core mould needs through high temperature shaping, when leading to the front mould to break away from the back mould and get the material then, the product is closely adsorbed because of high temperature and back mould, and then lead to needs staff to spray release agent earlier, and then use the release tool laborious with product and back mould break away from the absorption, just can take away the product from the back mould and carry out subsequent production, this kind of material mode is comparatively loaded down with trivial details, and consuming time is longer, and is great to workman's physical demands, thereby influence the production efficiency of sand core mould.
Disclosure of utility model
The utility model aims to provide a sand core die for producing an automobile brake master cylinder, which aims to solve the problems that the material taking mode is time-consuming and labor-consuming, is not convenient enough and can not meet the use requirements of people when the sand core die for producing the automobile brake master cylinder is used in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a psammitolite mould for producing car brake master cylinder, includes bed die, last mould and die holder, the butt joint of bed die top has last mould, and the butt joint of bed die bottom has the die holder, go up the mould top surface and seted up the sand mouth, and go up mould bottom and bed die top and all seted up the psammitolite die cavity, the inside extracting mechanism that is provided with of bed die, and extracting mechanism includes motor, guide post, first eccentric gear, second eccentric gear, ejector post, ejector plate, ejector rod and first spring.
Preferably, the output end of the motor is abutted with a guide post, the outer wall of the guide post is sleeved with a first eccentric gear, and the bottom end of the motor is connected with the die holder.
Preferably, the outer wall of the first eccentric gear is connected with a second eccentric gear in a meshed mode, and an ejection column is in butt joint with the inner portion of the second eccentric gear.
Preferably, the two sides of the ejection column are abutted with ejection plates, and the two sides of the top end of each ejection plate are abutted with ejection rods.
Preferably, the outer wall of the ejector rod is sleeved with a first spring, and the ejector rod is in sliding connection with the lower die.
Preferably, the lower mould outside is provided with complementary unit, and complementary unit includes guide pin, second spring, limiting plate, roating seat and holding rod, inside both sides fixedly connected with guide pin of die holder.
Preferably, the outer wall of the guide pin is sleeved with a second spring, and the top end of the second spring is abutted with a limiting plate.
Preferably, both sides of the top end of the outer wall of the lower die and both sides of the bottom end of the outer wall of the upper die are respectively abutted with a rotating seat, and a holding rod is connected inside the rotating seat.
Compared with the prior art, the utility model has the beneficial effects that: this a psammitolite mould for producing car brake master cylinder uses, get the material through the automatic ejecting product of extracting mechanism, and then need not the workman and use drawing of patterns instrument earlier by hand, and is hard again to break away from the absorption with the back mould and get the material, thereby play the effect of being convenient for get the material fast, and it is spacing to the bed die through auxiliary mechanism, prevent that the bed die from removing at will and influencing the compound die, and need not to weld rings on the mould and carry, and then make things convenient for people to remove the mould, thereby in the psammitolite mould use that is used for producing car brake master cylinder, play the effect of being convenient for spacing and transport.
1. In order to lighten an automobile brake master cylinder, when a sand core die is required to be used for assisting, a motor is started to drive a guide post to rotate, then the guide post rotates to drive a second eccentric gear to rotate through a first eccentric gear to further cause an ejection post to move in a direction away from the guide post, and then an ejection plate drives an ejection rod to move upwards to eject a product in the sand core die cavity, and then the product is automatically ejected to be used, a demoulding tool is not required to be used by workers manually, and then the product is laboriously separated from a rear die to be adsorbed to be used, so that the effect of facilitating quick material taking is achieved in the use process of the sand core die for producing the automobile brake master cylinder;
2. In order to lighten the automobile brake master cylinder, the limiting plate is driven to be in butt joint with the lower die through the reset of the second spring in the process of assisting the sand core die, the lower die is further limited, the lower die is prevented from moving at will to influence die assembly, then the holding rod is grasped by the palm, or the lifting hook is in butt joint with the holding rod, so that a worker can conveniently move the die, the lifting ring is not required to be welded on the die for carrying, and the effect of being convenient for limiting and carrying is achieved in the use process of the sand core die for producing the automobile brake master cylinder.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present utility model;
FIG. 2 is a schematic view of the front view of the present utility model;
FIG. 3 is a schematic view of a left-hand cut-away construction of a first eccentric gear of the present utility model;
Fig. 4 is a schematic view of a front view of a limiting plate according to the present utility model.
In the figure: 1. a lower die; 2. an upper die; 3. a die holder; 4. a sand injection port; 5. a sand core cavity; 6. a material taking mechanism; 61. a motor; 62. a guide post; 63. a first eccentric gear; 64. a second eccentric gear; 65. an ejection column; 66. an ejector plate; 67. an ejector rod; 68. a first spring; 7. an auxiliary mechanism; 71. a guide pin; 72. a second spring; 73. a limiting plate; 74. a rotating seat; 75. a grip.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 2 and fig. 3, the present utility model provides a technical solution: the sand core die for producing the automobile brake master cylinder comprises a lower die 1, an upper die 2 and a die holder 3, wherein the top end of the lower die 1 is in butt joint with the upper die 2, the bottom end of the lower die 1 is in butt joint with the die holder 3, the top surface of the upper die 2 is provided with a sand injection port 4, the bottom end of the upper die 2 and the top end of the lower die 1 are both provided with sand core cavities 5, a material taking mechanism 6 is arranged in the lower die 1, and the material taking mechanism 6 comprises a motor 61, a guide post 62, a first eccentric gear 63, a second eccentric gear 64, an ejection post 65, an ejection plate 66, an ejection rod 67 and a first spring 68; the output end of the motor 61 is in butt joint with a guide post 62, the outer wall of the guide post 62 is sleeved with a first eccentric gear 63, and the bottom end of the motor 61 is connected with the die holder 3; the outer wall of the first eccentric gear 63 is connected with a second eccentric gear 64 in a meshed manner, and an ejection column 65 is butted inside the second eccentric gear 64; ejector plates 66 are abutted on two sides of the ejector post 65, and ejector rods 67 are abutted on two sides of the top end of the ejector plate 66; the outer wall of the ejector rod 67 is sleeved with a first spring 68, and the ejector rod 67 is in sliding connection with the lower die 1; the lower die 1 is internally provided with a limiting cavity in butt joint with the ejector plate 66, the ejector plate 66 is in sliding connection with the lower die 1, one side, far away from the motor 61, of the guide column 62 is connected to the lower die 1 through a bearing seat, the guide column 62 and the ejector column 65 are mutually parallel, and an elastic telescopic mechanism is formed among the ejector plate 66, the ejector rod 67 and the first spring 68.
In particular, in order to lighten the automobile brake master cylinder, when the material is required to be taken in the process of assisting the automobile brake master cylinder through the sand core die, the motor 61 is started firstly, the output end of the motor 61 is in butt joint with the guide post 62, the motor 61 is started to drive the guide post 62 to rotate, then the guide post 62 rotates to drive the first eccentric gear 63 to rotate, the first eccentric gear 63 is in meshed connection with the second eccentric gear 64, the first eccentric gear 63 rotates to drive the second eccentric gear 64 to rotate, and then the ejection post 65 is caused to move in a direction away from the guide post 62;
Because the ejector post 65 is connected with the ejector plate 66, the ejector post 65 moves upwards to drive the ejector plate 66 to move upwards, then the ejector plate 66 slides along the lower die 1 to drive the ejector rod 67 to move upwards, the ejector rod 67 moves upwards to eject a product in the sand core die cavity 5, and the ejector rod 67 extrudes the first spring 68 when moving upwards, so that the first spring 68 deforms, then the ejector rod 67 is reset to assist in homing through the first spring 68, and then the product is automatically ejected to be taken, a demoulding tool is not required to be used by workers manually, and the product and the rear die are separated from adsorption to be taken, so that the effect of being convenient for taking the material quickly is achieved in the use process of the sand core die for producing the automobile brake master pump.
Referring to fig. 1, 2 and 4, an auxiliary mechanism 7 is disposed outside the lower die 1, and the auxiliary mechanism 7 includes a guide pin 71, a second spring 72, a limiting plate 73, a rotating seat 74 and a holding rod 75, wherein the guide pin 71 is fixedly connected to two sides of the inside of the die holder 3; the outer wall of the guide pin 71 is sleeved with a second spring 72, and the top end of the second spring 72 is in butt joint with a limiting plate 73; the both sides of the outer wall top of the lower die 1 and the both sides of the bottom end of the outer wall of the upper die 2 are respectively butted with a rotating seat 74, the inside of the rotating seats 74 is connected with holding rods 75, the rotating seats 74 are symmetrically distributed about the vertical middle branching line of the upper die 2, the guide pins 71, the second springs 72 and the limiting plates 73 form an elastic telescopic mechanism, and a limiting cavity butted with the limiting plates 73 is formed in the bottom end of the lower die 1.
In the specific implementation, in order to lighten the automobile brake master cylinder, in the process of assisting through the sand core die, the lower die 1 is firstly in butt joint with the die holder 3, at the moment, the bottom surface of the lower die 1 extrudes the limiting plate 73 to move downwards, then the limiting plate 73 moves downwards to extrude the second spring 72, so that the second spring 72 deforms, at the moment, the deformation of the second spring 72 is guided through the guide pin 71, the lower die 1 is pushed until the limiting plate 73 corresponds to the limiting cavity, at the moment, the second spring 72 resets to drive the limiting plate 73 to be in butt joint with the lower die 1, and then the lower die 1 is limited, so that the random movement of the lower die 1 is prevented from affecting die assembly;
When the die assembly is completed and the lower die 1 needs to be moved away from the die holder 3, the rotary seat 74 is in butt joint with the holding rod 75, the holding rod 75 is rotated through the rotary seat 74, so that the holding rod 75 is not in a vertical state any more, at the moment, the holding rod 75 is grasped by a palm, or the lifting hook is in butt joint with the holding rod 75, so that a worker can conveniently move the lower die 1 and the upper die 2, and the lifting rings are not required to be welded on the lower die 1 and the upper die 2 for carrying, so that the sand core die for producing the automobile brake master cylinder plays a role in being convenient for limiting and carrying in the use process.
In summary, this a sand core mould for producing car brake master cylinder uses, when needing to assist through sand core mould, dock lower mould 1 with die holder 3 earlier, then make go up mould 2 with lower mould 1 dock through the clapper die spotting press, and then annotate sand in sand core die cavity 5 through penetrating sand mouth 4, and then accomplish the production of brake master cylinder through sand core mould, this is prior art, do not make too much here, and take out the material through extracting mechanism 6 automatic ejection product, need not the workman first manual use drawing of patterns instrument, take out the material with the back mould separation absorption that takes out laborious earlier, and carry out spacing to lower mould 1 through auxiliary mechanism 7, prevent that lower mould 1 from moving at will from influencing the compound die, and need not to weld the transport on the mould, and then make things convenient for people to move the mould, in the utility model, improvement on sand core mould belongs to structural improvement, therefore, this kind of modified sand core mould is not only applicable to the production of car brake master cylinder, can also be applicable to other similar adopt sand core mould's production, have good commonality, and can reduce the weight and the product and the production cost of product and the detailed description in this art belongs to the prior art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a psammitolite mould for producing car brake master cylinder, includes bed die (1), goes up mould (2) and die holder (3), its characterized in that:
The sand ejecting device is characterized in that an upper die (2) is abutted to the top end of the lower die (1), a die holder (3) is abutted to the bottom end of the lower die (1), a sand ejecting port (4) is formed in the top surface of the upper die (2), sand core cavities (5) are formed in the bottom end of the upper die (2) and the top end of the lower die (1), a material taking mechanism (6) is arranged inside the lower die (1), and the material taking mechanism (6) comprises a motor (61), a guide column (62), a first eccentric gear (63), a second eccentric gear (64), an ejection column (65), an ejection plate (66), an ejection rod (67) and a first spring (68).
2. A sand core mold for producing a brake master cylinder of an automobile according to claim 1, wherein: the output end of the motor (61) is in butt joint with a guide post (62), a first eccentric gear (63) is sleeved on the outer wall of the guide post (62), and the bottom end of the motor (61) is connected with the die holder (3).
3. A sand core mold for producing a brake master cylinder of an automobile according to claim 2, wherein: the outer wall of the first eccentric gear (63) is connected with a second eccentric gear (64) in a meshed mode, and an ejection column (65) is butted inside the second eccentric gear (64).
4. A sand core mold for producing a brake master cylinder of an automobile according to claim 3, wherein: ejector plates (66) are abutted on two sides of the ejector column (65), and ejector rods (67) are abutted on two sides of the top end of the ejector plate (66).
5. A sand core mold for producing a brake master cylinder of an automobile according to claim 4, wherein: the outer wall of the ejector rod (67) is sleeved with a first spring (68), and the ejector rod (67) is in sliding connection with the lower die (1).
6. A sand core mold for producing a brake master cylinder of an automobile according to claim 1, wherein: the die comprises a die holder (3), and is characterized in that an auxiliary mechanism (7) is arranged on the outer side of the lower die (1), the auxiliary mechanism (7) comprises a guide pin (71), a second spring (72), a limiting plate (73), a rotating seat (74) and a holding rod (75), and the guide pin (71) is fixedly connected to two sides of the inner portion of the die holder (3).
7. A sand core mold for producing a brake master cylinder of an automobile according to claim 6, wherein: the outer wall of the guide pin (71) is sleeved with a second spring (72), and the top end of the second spring (72) is abutted with a limiting plate (73).
8. A sand core mold for producing a brake master cylinder of an automobile according to claim 7, wherein: both sides of the top end of the outer wall of the lower die (1) and both sides of the bottom end of the outer wall of the upper die (2) are respectively abutted with a rotating seat (74), and the rotating seats (74) are internally connected with holding rods (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323129653.3U CN221184608U (en) | 2023-11-20 | 2023-11-20 | Sand core mold for producing automobile brake master cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323129653.3U CN221184608U (en) | 2023-11-20 | 2023-11-20 | Sand core mold for producing automobile brake master cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221184608U true CN221184608U (en) | 2024-06-21 |
Family
ID=91514272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323129653.3U Active CN221184608U (en) | 2023-11-20 | 2023-11-20 | Sand core mold for producing automobile brake master cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221184608U (en) |
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2023
- 2023-11-20 CN CN202323129653.3U patent/CN221184608U/en active Active
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| GR01 | Patent grant |