CN209811780U - Mould thimble tool - Google Patents
Mould thimble tool Download PDFInfo
- Publication number
- CN209811780U CN209811780U CN201920460607.6U CN201920460607U CN209811780U CN 209811780 U CN209811780 U CN 209811780U CN 201920460607 U CN201920460607 U CN 201920460607U CN 209811780 U CN209811780 U CN 209811780U
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- Prior art keywords
- base
- bolt
- groove
- pressing plate
- shaped groove
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- 238000003825 pressing Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000000758 substrate Substances 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 7
- 238000003754 machining Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to a mould thimble jig, which comprises a base, a pressing plate, a first bolt, a second bolt and a fixing mechanism; a plurality of V-shaped grooves which are arranged at intervals and have different sizes are formed on the base; the pressing plate is parallel to one side of the base, which is provided with a V-shaped groove; the first bolt penetrates through one end of the pressure plate and is connected to the base in a threaded mode, and the second bolt penetrates through the other end of the pressure plate and is connected to the base in a threaded mode; the fixing mechanism is arranged on the base or the substrate and is used for fixing the ejector pin. The utility model discloses have the effect that improves thimble machining efficiency.
Description
Technical Field
The utility model belongs to the technical field of the technique of tool and specifically relates to a mould thimble tool is related to.
Background
Currently, the ejector pin is a plastic mold accessory, and is mainly used in a plastic mold to separate a product from the mold. The types of the ejector pins of the plastic mold are as follows: flat thimbles, round thimbles, support thimbles, standard thimbles, non-standard thimbles, and the like. The thimble comprises flat position, hanging platform, excircle and mould product glue position characteristic, hangs the platform, flat position and excircle for standardization, once only finishes by standard component factory. The mold manufacturer needs to process the mold ejector pin according to different product characteristics of the mold, so that the head characteristics of the ejector pin are consistent with those of the mold product, and meanwhile, the size requirement of a drawing is met. The machining mode of the characteristics of the head part of the thimble generally comprises grinding, numerical control equipment and the like. For complex characteristics, only a numerical control equipment processing mode can be adopted.
At present, when numerical control equipment (such as a numerical control lathe CNC, a wire cutting machine WE and an electric spark machine EDM) is used for processing a thimble according to process requirements, a vice is usually used for clamping the thimble; before the thimble is clamped, the vice is fixed on a processing platform of the numerical control equipment in advance.
The defects in the prior art are as follows: when the ejector pin is clamped by the vice, the vice can only clamp one ejector pin at a time. The numerical control machine tool needs to correct (position) the flat position of the thimble and find a processing coordinate in the actual processing process. Therefore, in the mode of clamping the thimble by a single vice, after each thimble is clamped, the position of the thimble needs to be calibrated by using a calibration meter to calibrate (position), and the thimble needs to be centered by using a machine tool; finally, positioning the ejector pin and finding the position coordinate of the center position of the ejector pin on the machine tool; in conclusion, it can be seen that the efficiency of single-time clamping thimble and machining thimble is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an improve mould thimble tool of thimble machining efficiency.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a mold thimble jig comprises a base, a pressing plate, a first bolt, a second bolt and a fixing mechanism; a plurality of V-shaped grooves which are arranged at intervals and have different sizes are formed on the base; the pressing plate is parallel to one side of the base, which is provided with a V-shaped groove; the first bolt penetrates through one end of the pressure plate and is connected to the base in a threaded mode, and the second bolt penetrates through the other end of the pressure plate and is connected to the base in a threaded mode; the fixing mechanism is arranged on the base or the substrate and is used for fixing the ejector pin.
By adopting the technical scheme, when the thimble is fixed, firstly, a plurality of thimbles are placed in a plurality of V-shaped grooves one by one; secondly, preliminarily clamping and fixing the ejector pin through a first bolt and a second bolt; finally, the ejector pins are fixed by the same fixing mechanisms, so that the plurality of ejector pins can be clamped simultaneously; after the machining is finished, when the ejector pin is detached, the first bolt and the second bolt are directly screwed to take down the pressing plate, and then the machined ejector pin can be taken away; compared with the prior art, the utility model discloses in, through foretell settlement, reached the purpose that improves thimble machining efficiency.
The utility model discloses further set up to: the fixing mechanism comprises a mounting groove, a ring body and a screw rod; the plurality of mounting grooves are formed in one side, facing the base, of the pressing plate and correspond to the V-shaped grooves one by one; the one end of screw rod is rotated and is assembled in the base, and the other end of screw rod stretches into the mounting groove, and the screw rod stretches into one section screw thread of mounting groove and the path side threaded connection of tourus, and the big footpath side and the mounting groove inner wall threaded connection of tourus.
By adopting the technical scheme, after the ejector pin is fixed through the pressing plate, the screw rod is rotated, the rotation of the screw rod drives the annular body to advance towards the ejector pin in a rotating mode until the annular body rotates and advances to one side of the butting joint at the vertex of the V-shaped groove back to the ejector pin, and the ejector pin is fixed.
The utility model discloses further set up to: the screw rod rotates and is assembled and be connected with the rotation post that rotates and assemble in the clamp plate in one side of clamp plate, rotates the post and keeps away from the one end of screw rod and stretch out the clamp plate and this end has seted up first interior hexagonal recess.
Through adopting above-mentioned technical scheme, be convenient for rotate the screw rod, and then drive the rotation of rotating the post through the cooperation of hexagon socket head cap spanner and first hexagon socket head cap recess for operating personnel is convenient for rotate the post through the instrument, and hexagon socket head cap spanner is the common instrument in mould processing scene.
The utility model discloses further set up to: the V-shaped groove inner wall is provided with a groove, the groove is communicated with the vertex of the V-shaped groove, a sliding block is assembled in the groove in a sliding mode, the sliding block is connected with a threaded rod perpendicular to the pressing plate in a threaded mode, one end of the threaded rod is rotatably assembled on the inner wall of the groove, and the other end of the threaded rod is close to the vertex of the V-shaped groove.
By adopting the technical scheme, after the ejector pin is fixed by the pressing plate, the rotation of the threaded rod drives the sliding block to slide towards the ejector pin along the groove until one end of the sliding block, which faces the pressing plate, abuts against one side of the ejector pin, which is back to the pressing plate, and one side of the ejector pin, which faces the pressing plate, abuts against the pressing plate, so that the ejector pin is fixed.
The utility model discloses further set up to: the vertical distance between one end of the sliding block close to the V-shaped groove and one end of the sliding block far away from the V-shaped groove is larger than the depth of the V-shaped groove.
By adopting the technical scheme, the sliding block can realize abutting fixation on thimbles with different sizes; namely: the length of the sliding block sliding out of the groove can be changed correspondingly according to the diameter of the thimble.
The utility model discloses further set up to: one end of the threaded rod, far away from the V-shaped groove, is connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected with a rotating shaft which is rotatably assembled on the base, and the other end of the rotating shaft extends out of the base and the end of the rotating shaft is provided with a second inner hexagonal groove.
Through adopting above-mentioned technical scheme, be convenient for rotate the threaded rod, and then drive the rotation of pivot through the cooperation of hexagon socket wrench and second hexagon socket head cap groove, the rotation of pivot drives the rotation of second bevel gear, and the rotation of second bevel gear drives the rotation of threaded rod, and the rotation of threaded rod drives the slider and slides along recess inner wall orientation or V-arrangement groove dorsad.
The utility model discloses further set up to: a first through hole for the first bolt to pass through is formed in the pressing plate, and a second through hole for the second bolt to pass through is formed in the pressing plate; one side of the first through hole is provided with a notch matched with the first bolt, the pressing plate is rotated by taking the axis of the second bolt as the circle center, and the first bolt penetrates out of the notch.
By adopting the technical scheme, on one hand, a foundation is established for the installation of the first bolt and the second bolt; on the other hand, when the centre gripping of the ejector pins is released and the next batch of ejector pins is processed, the first bolt and the second bolt do not need to be completely disassembled, the first thread and the second bolt need to be loosened, then the pressing plate is rotated by taking the axis of the second bolt as the center of a circle, and the notch is enabled to pass through the first bolt.
The utility model discloses further set up to: one side of the base adjacent to the V-shaped groove is vertically connected with a fixing plate, and a plurality of threaded holes are uniformly arranged on the fixing plate at intervals
Through adopting above-mentioned technical scheme, be convenient for fix the mould thimble tool, during fixed, place the fixed plate on the work platform of digit control machine tool to pass the screw hole through the bolt and can realize fixing the fixed plate, and then realize fixing the mould thimble tool.
To sum up, the utility model discloses a beneficial technological effect does:
when the ejector pins are fixed, firstly, the ejector pins are placed in the V-shaped grooves one by one; secondly, preliminarily clamping and fixing the ejector pin through a first bolt and a second bolt; finally, the ejector pins are fixed by the same fixing mechanisms, so that the plurality of ejector pins can be clamped simultaneously; after the machining is finished, when the ejector pin is detached, the first bolt and the second bolt are directly screwed to take down the pressing plate, and then the machined ejector pin can be taken away; compared with the prior art, the utility model discloses in, through foretell settlement, reached the purpose that improves thimble machining efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
FIG. 2A is a schematic sectional view of the surface A-A in FIG. 1,
(B) is a schematic view of the connection structure among the rotating column, the cylinder and the screw.
Fig. 3 is a schematic view of a connection structure between the base and the fixing plate in the second embodiment.
Fig. 4 is a schematic view of the connection structure of the threaded rod, the sliding block, the first bevel gear, the second bevel gear and the rotating shaft.
In the figure, 1, a base; 11. a V-shaped groove; 2. pressing a plate; 21. a notch; 31. a first bolt; 32. a second bolt; 4. a fixing mechanism; 41. mounting grooves; 42. a torus; 43. a screw; 44. rotating the column; 45. a first inner hexagonal groove; 51. a fixing plate; 52. a threaded hole; 61. a groove; 62. a threaded rod; 63. a slider; 64. a first bevel gear; 65. a second bevel gear; 66. a rotating shaft; 67. a second inner hexagonal groove.
Detailed Description
The first embodiment is as follows:
the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a mould thimble tool, including base 1, V-arrangement groove 11 and clamp plate 2. The base 1 has a rectangular shape. In the embodiment, the number of the V-shaped grooves 11 is seven, and the seven V-shaped grooves 11 are uniformly arranged on the base 1 at intervals and have a step distribution; in other embodiments, the number of V-grooves 11 may also be set to three, four, five, six, eight, nine, or ten. The pressing plate 2 is rectangular, the pressing plate 2 is positioned on one side of the base 1, which is provided with the V-shaped groove 11, and the pressing plate 2 is parallel to the base 1.
Referring to fig. 1, the mold ejector jig further includes a first through hole (not shown), a second through hole (not shown), a notch 21, a first bolt 31, and a second bolt 32. The first through hole and the second through hole are oppositely arranged at two sides of the pressing plate 2; the first bolt 31 passes through the first through hole and is connected to the base 1 in a threaded manner; the second bolt 32 passes through the second through hole and is connected to the base 1 in a threaded manner, a notch 21 matched with the first bolt 31 is formed in one side of the first through hole, the pressing plate 2 rotates anticlockwise by taking the axis of the second bolt 32 as a circle center, and the first bolt 31 penetrates out of the notch 21.
Referring to fig. 1 and 2, the mold thimble fixture further includes a fixing mechanism 4. The fixing mechanism 4 is installed on the pressing plate 2 and used for fixing the thimble. The fixing mechanism 4 comprises a mounting groove 41, a ring body 42, a screw 43, a rotating column 44 and a first inner hexagonal groove 45. Seven mounting grooves 41 are uniformly arranged on one side of the pressure plate 2 facing the base 1 at intervals, the mounting grooves 41 correspond to the V-shaped grooves 11 one by one, and the depth of each mounting groove 41 is four times that of the corresponding V-shaped groove 11. The screw rod 43 is perpendicular to the pressing plate 2, one end of the screw rod 43 is rotatably installed in the pressing plate 2, the other end of the screw rod 43 extends into the installation groove 41, and the vertical distance between the end of the screw rod 43 extending into the installation groove 41 and the opening of the installation groove 41 is one fourth of the depth of the installation groove 41. The small diameter side of the ring body 42 is in threaded connection with the screw 43, the large diameter side of the ring body 42 is in threaded connection with the inner wall of the mounting groove 41, and the axial length of the ring body 42 is three-quarters of the depth of the mounting groove 41. The rotating column 44 is cylindrical, one end of the rotating column 44 is connected with one side of the screw 43 rotatably installed in the pressing plate 2, the other end of the rotating column 44 extends out of the pressing plate 2, and a first inner hexagonal groove 45 is formed in one end of the rotating column 44 extending out of the pressing plate 2. The direction of the screw thread on the large diameter side of the torus 42 is the same as the direction of the screw thread on the screw 43.
Referring to fig. 1, the mold thimble jig further includes a fixing plate 51 and a screw hole 52. The fixing plate 51 has a rectangular shape, the fixing plate 51 is connected to the base 1 by welding, and the fixing plate 51 is located on the side of the fixing plate 51 adjacent to the V-shaped groove 11. The threaded holes 52 are ten through holes, and the ten threaded holes 52 are uniformly spaced on the fixing plate 51.
The implementation principle of the embodiment is as follows: when seven or less than seven identical or different ejector pins are processed, the ejector pins are sequenced according to the size of the radial dimension, and the fixing plate 51 is fixed on a processing platform of a numerical control machine through bolts; the first step is as follows: clamping the thimble with the largest diameter in the largest V-shaped groove 11, and screwing the first bolt 31 and the second bolt 32 to realize the primary fixation of the thimble with the pressure plate 2; the second step is that: the first inner hexagonal groove 45 of the rotating column 44 is screwed through the inner hexagonal handle to drive the screw 43 to rotate, and the rotation of the screw 43 drives the ring body 42 to move towards the thimble until the ring body abuts against the thimble, so that the thimble is fixed; the third step: the diameter of the second thimble is arranged between the pressing plate 2 and the V-shaped groove 11, and then the thimble can be fixed by repeating the second step, so that the thimble can be fixed by repeating the steps, and further, a plurality of thimbles are processed at a time; each thimble can be effectively fixed when more than two thimbles are clamped.
Example two:
as shown in fig. 3 and 4, the fixing mechanism 4 is mounted on the base 1 and is used for fixing the thimble. The fixing mechanism 4 comprises a groove 61, a threaded rod 62, a sliding block 63, a first bevel gear 64, a second bevel gear 65, a rotating shaft 66 and a second hexagonal socket 67. The groove 61 is formed in the inner wall of the V-shaped groove 11, the opening of the groove 61 is communicated with the vertex of the V-shaped groove 11, and the groove 61 is perpendicular to the pressing plate 2. The slider 63 is slidably coupled within the groove 61, and the slider 63 abuts against the inner wall of the groove 61. The threaded rod 62 is perpendicular to the pressing plate 2, one end of the threaded rod 62 is rotatably assembled on the inner wall of the groove 61 on the side far away from the V-shaped groove 11, the other end of the threaded rod 62 is flush with the vertex of the V-shaped groove 11, and the threaded rod 62 is in threaded connection with the sliding block 63. A first bevel gear 64 is arranged on one side of the threaded rod 62 which is rotatably arranged on the inner wall of the groove 61, and the first bevel gear 64 is coaxial with the threaded rod 62. The second bevel gear 65 meshes with the first bevel gear 64. One end of the rotating shaft 66 is installed on one side of the second bevel gear 65 facing away from the first bevel gear 64 and is overlapped with the axis of the second bevel gear 65, and the other end of the rotating shaft 66 extends out of the base 1. The second inner hexagonal groove 67 is formed at one end of the rotating shaft 66 extending out of the base 1.
In this embodiment, the vertical distance between one end of the slider 63 close to the V-shaped groove 11 and one end of the slider 63 far from the V-shaped groove 11 is four times the depth of the V-shaped groove 11; in this other embodiment, the vertical distance between the end of the slider 63 close to the V-shaped groove 11 and the end of the slider 63 far from the V-shaped groove 11 is two times, three times, five times, six times, seven times, eight times, nine times or ten times the depth of the V-shaped groove 11.
The implementation principle of the embodiment is as follows: when the ejector pins are fixed, the ejector pins are clamped and fixed between the pressing plate 2 and the base 1 through the pressing plate 2, the first bolt 31 and the second bolt 32 in advance, then the rotating shaft 66 is rotated through an inner hexagonal wrench, the rotation of the rotating shaft 66 drives the rotation of the second bevel gear 65, the rotation of the second bevel gear 65 drives the rotation of the first bevel gear 64, the rotation of the first bevel gear 64 drives the sliding block 63 to slide towards the ejector pins along the groove 61 until the sliding block abuts against the ejector pins, and therefore each ejector pin is effectively fixed when more than two ejector pins are clamped.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A mold thimble jig is characterized by comprising a base (1), a pressing plate (2), a first bolt (31), a second bolt (32) and a fixing mechanism (4); a plurality of V-shaped grooves (11) which are arranged at intervals and have different sizes are formed on the base (1); the pressing plate (2) is parallel to one side of the base (1) provided with a V-shaped groove (11); a first bolt (31) penetrates through one end of the pressing plate (2) and is connected to the base (1) in a threaded manner, and a second bolt (32) penetrates through the other end of the pressing plate (2) and is connected to the base (1) in a threaded manner; the fixing mechanism (4) is arranged on the base (1) or the substrate and is used for fixing the thimble.
2. The mold ejector pin jig according to claim 1, wherein the fixing mechanism (4) comprises a mounting groove (41), a ring body (42) and a screw (43); the installation grooves (41) are formed in one side, facing the base (1), of the pressing plate (2), and the installation grooves (41) correspond to the V-shaped grooves (11) one by one; one end of the screw rod (43) is rotatably assembled in the base (1), the other end of the screw rod (43) extends into the mounting groove (41), one section of thread of the screw rod (43) extending into the mounting groove (41) is in threaded connection with the small-diameter side of the annular body (42), and the large-diameter side of the annular body (42) is in threaded connection with the inner wall of the mounting groove (41).
3. The mold ejector pin jig according to claim 2, wherein one side of the screw rod (43) rotatably assembled on the pressure plate (2) is connected with a rotating column (44) rotatably assembled in the pressure plate (2), and one end of the rotating column (44) far away from the screw rod (43) extends out of the pressure plate (2) and is provided with a first inner hexagonal groove (45).
4. The mold ejector pin jig is characterized in that a groove (61) is formed in the inner wall of the V-shaped groove (11), the groove (61) is communicated with the vertex of the V-shaped groove (11), a sliding block (63) is assembled in the groove (61) in a sliding mode, the sliding block (63) is connected with a threaded rod (62) perpendicular to the pressing plate (2) in a threaded mode, one end of the threaded rod (62) is rotatably assembled on the inner wall of the groove (61), and the other end of the threaded rod (62) is close to the vertex of the V-shaped groove (11).
5. The mold ejector pin jig according to claim 4, wherein a vertical distance between an end of the slider (63) close to the V-shaped groove (11) and an end of the slider (63) far from the V-shaped groove (11) is greater than a depth of the V-shaped groove (11).
6. The mold ejector pin jig according to claim 4, wherein one end of the threaded rod (62) far away from the V-shaped groove (11) is connected with a first bevel gear (64), the first bevel gear (64) is connected with a second bevel gear (65) in a meshed manner, the second bevel gear (65) is connected with a rotating shaft (66) rotatably assembled on the base (1), and the other end of the rotating shaft (66) extends out of the base (1) and is provided with a second inner hexagonal groove (67).
7. The mold ejector pin jig according to claim 1, wherein the pressing plate (2) is provided with a first through hole for the first bolt (31) to pass through, and the pressing plate (2) is provided with a second through hole for the second bolt (32) to pass through; one side of the first through hole is provided with a notch (21) matched with the first bolt (31), the pressing plate (2) is rotated by taking the axis of the second bolt (32) as the circle center, and the first bolt (31) penetrates out of the notch (21).
8. The mold ejector pin jig according to claim 1, wherein a fixing plate (51) is vertically connected to a side of the base (1) adjacent to the V-shaped groove (11), and a plurality of threaded holes (52) are formed in the fixing plate (51) at regular intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920460607.6U CN209811780U (en) | 2019-04-04 | 2019-04-04 | Mould thimble tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920460607.6U CN209811780U (en) | 2019-04-04 | 2019-04-04 | Mould thimble tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209811780U true CN209811780U (en) | 2019-12-20 |
Family
ID=68879098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920460607.6U Expired - Fee Related CN209811780U (en) | 2019-04-04 | 2019-04-04 | Mould thimble tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209811780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618625A (en) * | 2020-06-04 | 2020-09-04 | 无锡齐高科技有限公司 | Tooling for processing mobile phone battery case mould plate |
-
2019
- 2019-04-04 CN CN201920460607.6U patent/CN209811780U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618625A (en) * | 2020-06-04 | 2020-09-04 | 无锡齐高科技有限公司 | Tooling for processing mobile phone battery case mould plate |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |