CN211221623U - Taper guide post sleeve - Google Patents
Taper guide post sleeve Download PDFInfo
- Publication number
- CN211221623U CN211221623U CN201921894691.9U CN201921894691U CN211221623U CN 211221623 U CN211221623 U CN 211221623U CN 201921894691 U CN201921894691 U CN 201921894691U CN 211221623 U CN211221623 U CN 211221623U
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- Prior art keywords
- guide
- guide post
- positioning
- sleeve
- pin bushing
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Abstract
The utility model relates to the technical field of guide post sleeves, in particular to a taper guide post sleeve, which solves the defects of short service life and low positioning precision in the prior art, and comprises a die foot, an upper die, a guide sleeve and high-level screws, wherein the top of the die foot is fixed with the lower die through bolts, the top of the lower die is sequentially and fixedly connected with the guide post and a positioning block through screws, the top of the guide post is connected with a fixed plate through screws, the guide sleeve is sleeved outside the guide post and is in a taper shape, the upper die is provided with symmetrically arranged installation slotted holes, through the arrangement of the structures of the installation slotted holes, the positioning block, the positioning groove and the like, the guide post sleeve adopted by the device is in a taper shape, the positioning groove for positioning can be formed between the guide sleeve and the installation slotted holes, the positioning block on the lower die is matched to improve the positioning precision of, the stability of the die is enhanced, and the forming of the product is facilitated.
Description
Technical Field
The utility model relates to a guide post cover technical field especially relates to a tapering guide post cover.
Background
Because the guide post sleeve has various varieties and wide application range, the independent innovation should select the key point, break through first and then drive the whole situation. With the development of economy, the application of the guide post sleeve is more and more extensive, but the guide post sleeve takes fifty percent of the proportion of the whole industry, and the proportion of the guide post sleeve in an inlet and an outlet of a mold is as high as 45-73 percent. In recent years, the guide post sleeve industry in China develops rapidly, the application of the guide post sleeve is gradually wide, and a very wide market is provided for plastic molds.
The traditional guide post sleeve is cylindrical, but when in use, a person finds that the guide post sleeve has the following disadvantages: on one hand, when the weight of the guide post sleeve is larger than that of the die, the guide post sleeve is easy to wear and has short service life because the generated radial force is larger; on the other hand, through the pure one-way and positioning of the guide post sleeve, when impurities and particles are mixed in the guide post sleeve, slight deviation can occur between the upper die and the lower die, and the positioning precision is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of short service life and low positioning precision in the prior art and providing a taper guide post sleeve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a tapering guide post cover, includes the mould foot, goes up mould, guide pin bushing and wait high screw, the top of mould foot is passed through the bolt fastening and is had the lower mould, and the top of lower mould is through screw fixedly connected with guide pillar and locating piece in proper order, there is the fixed plate at the top of guide pillar through screwed connection, the guide pin bushing cup joints the outside of guide pillar, and the guide pin bushing is the tapering form, upward set up symmetrical arrangement's installation slotted hole on the mould, the guide pin bushing passes through the screw assembly and is in the inside of installation slotted hole, and form between guide pin bushing and the installation slotted hole with locating piece assorted.
Preferably, the positioning block is arc-shaped, the positioning groove is located right above the positioning block, and the upper surface of the positioning block and the side wall of the positioning groove are respectively provided with a first convex-concave groove and a second convex-concave groove which are matched.
Preferably, both sides of the guide pillar are provided with grooves, a guide hole is formed in the guide sleeve, a convex block of an integrated structure is arranged on the side wall of the guide hole, a plurality of balls are arranged on the side wall of the convex block, and the balls are connected with the grooves in a sliding mode.
Preferably, the side wall of the guide hole is further fixedly connected with wear-resisting plates through equal-height screws, and the wear-resisting plates are symmetrically arranged on two sides of the protruding block.
The utility model has the advantages that:
1. the utility model discloses in through the setting of installation slotted hole, locating piece, constant head tank isotructure, the guide post cover that equipment adopted is the tapering form, can form the constant head tank that is used for the location between guide pin bushing and the installation slotted hole, promotes the holistic positioning accuracy of mould with the locating piece cooperation on the lower mould, and the embedding is mutually supported in the convex-concave thread groove behind the compound die, has strengthened the stability of mould, is favorable to the product shaping.
2. The utility model discloses in through the setting of antifriction plate, ball, recess isotructure, add ball and recess between guide pin bushing and the guide pillar, can reduce frictional force between the two, the inner wall of guiding hole can be changed the antifriction plate after the guide pin bushing wearing and tearing by high screw fixation antifriction plate, has improved the life of guide pin bushing widely.
Drawings
Fig. 1 is a schematic structural view of a mold according to the present invention;
fig. 2 is a front view of the mold according to the present invention;
fig. 3 is an enlarged view of the taper guide post sleeve marked with the reference mark a of the utility model.
In the figure: 1 die leg, 2 lower dies, 3 fixing plates, 4 upper dies, 5 guide sleeves, 51 bumps, 52 balls, 6 guide pillars, 61 grooves, 7 positioning blocks, 8 wear-resisting plates, 9 high screws and 10 positioning grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a taper guide post sleeve comprises a die pin 1, an upper die 4, a guide sleeve 5 and an equal-height screw 9, wherein the top of the die pin 1 is fixed with a lower die 2 through a bolt, the top of the lower die 2 is fixedly connected with a guide post 6 and a positioning block 7 in sequence through screws, the top of the guide post 6 is connected with a fixing plate 3 through screws, the guide sleeve 5 is sleeved outside the guide post 6, the guide sleeve 5 is in a taper shape, the upper die 4 is provided with symmetrically arranged installation slotted holes, the guide sleeve 5 is assembled inside the installation slotted holes through screws, a positioning groove 10 matched with the positioning block 7 is formed between the guide sleeve 5 and the installation slotted holes, through the arrangement of the structures of the installation slotted holes, the positioning groove 10 used for positioning is formed between the guide sleeve 5 and the installation slotted holes, and the positioning accuracy of the whole die is improved by matching with the positioning block 7 on the lower die, and the convex-concave grooves are matched and embedded after the die assembly, the stability of the die is enhanced, the product molding is facilitated, through the arrangement of structures such as a wear-resisting plate 8, balls 52 and grooves 61, the balls 52 and the grooves 61 are additionally arranged between the guide sleeve 5 and the guide post 6, the friction force between the guide sleeve 5 and the guide post can be reduced, the wear-resisting plate 8 is fixed on the inner wall of the guide hole by the equal-height screws 9, the wear-resisting plate 8 can be replaced after the guide sleeve 5 is worn, the service life of the guide sleeve 5 is greatly prolonged, the positioning block 7 is arc-shaped, the positioning groove 10 is positioned right above the positioning block 7, the upper surface of the positioning block 7 and the side wall of the positioning groove 10 are respectively provided with a first convex-concave groove and a second convex-concave groove which are matched, the grooves 61 are respectively arranged on two sides of the guide post 6, the guide hole is, the ball 52 is connected with the groove 61 in a sliding mode, the side wall of the guide hole is fixedly connected with wear plates 8 through the equal-height screws 9, and the wear plates 8 are symmetrically arranged on two sides of the lug 51.
In the embodiment, as shown in the figure, when the guide sleeve 5 is used in a mold, because the guide sleeve 5 is in a taper shape, when the guide sleeve 5 is installed in a circular installation groove hole, a circular arc-shaped positioning groove 10 is formed between the guide sleeve 5 and the installation groove hole, after the upper mold 4 and the lower mold 2 are closed, the corresponding positioning block 7 is inserted into the positioning groove 10 to further position the mold position, and matched convex-concave grooves are arranged in the positioning block 7 and the positioning groove 10 after the mold is closed, the convex-concave grooves are matched and embedded with each other, the mold cannot deviate after the mold is closed, and the stability is effectively improved;
further, adopt ball 52 sliding connection between guide pin bushing 5 and the guide pillar 6, can reduce frictional force between the two, the lateral wall of guiding hole is fixed antifriction plate 8 by equal altitude screw 9 that length equals simultaneously, ensures that antifriction plate 8 is parallel with the outside of guide pillar 6, and the wearing and tearing of guide pin bushing 5 are most concentrated on antifriction plate 8, and after antifriction plate 8 weares and teares, personnel can change antifriction plate 8, continue to use, then the life of guide pin bushing 5 can improve several times.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a tapering guide post cover, includes mould foot (1), goes up mould (4), guide pin bushing (5) and wait high screw (9), its characterized in that, the top of mould foot (1) is fixed with lower mould (2) through the bolt, and the top of lower mould (2) is through screw fixedly connected with guide pillar (6) and locating piece (7) in proper order, there is fixed plate (3) at the top of guide pillar (6) through screwed connection, guide pin bushing (5) cup joint the outside of guide pillar (6), and guide pin bushing (5) are the tapering form, go up the installation slotted hole of seting up symmetrical arrangement on mould (4), guide pin bushing (5) are in through the screw assembly the inside of installation slotted hole, and form between guide pin bushing (5) and the installation slotted hole and locating piece (7) assorted constant head tank (10).
2. The taper guide post sleeve according to claim 1, wherein the positioning block (7) is arc-shaped, the positioning groove (10) is located right above the positioning block (7), and the upper surface of the positioning block (7) and the side wall of the positioning groove (10) are respectively provided with a first convex-concave groove and a second convex-concave groove which are matched.
3. The taper guide post sleeve as claimed in claim 1, wherein both sides of the guide post (6) are provided with grooves (61), the guide sleeve (5) is internally provided with a guide hole, the side wall of the guide hole is provided with a projection (51) of an integrated structure, the side wall of the projection (51) is provided with a plurality of balls (52), and the balls (52) are slidably connected with the grooves (61).
4. A tapered guide post sleeve according to claim 3, wherein the side wall of the guide hole is fixedly connected with wear plates (8) through a contour screw (9), and the wear plates (8) are symmetrically arranged at two sides of the projection (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921894691.9U CN211221623U (en) | 2019-11-06 | 2019-11-06 | Taper guide post sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921894691.9U CN211221623U (en) | 2019-11-06 | 2019-11-06 | Taper guide post sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211221623U true CN211221623U (en) | 2020-08-11 |
Family
ID=71932576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921894691.9U Active CN211221623U (en) | 2019-11-06 | 2019-11-06 | Taper guide post sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211221623U (en) |
-
2019
- 2019-11-06 CN CN201921894691.9U patent/CN211221623U/en active Active
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