CN118082099A - Portable taper hole positioning independent nut loading clamp for injection molding - Google Patents
Portable taper hole positioning independent nut loading clamp for injection molding Download PDFInfo
- Publication number
- CN118082099A CN118082099A CN202410461094.6A CN202410461094A CN118082099A CN 118082099 A CN118082099 A CN 118082099A CN 202410461094 A CN202410461094 A CN 202410461094A CN 118082099 A CN118082099 A CN 118082099A
- Authority
- CN
- China
- Prior art keywords
- positioning
- injection molding
- nut
- hole
- taper hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 18
- 230000009471 action Effects 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 5
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14008—Inserting articles into the mould
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a portable taper hole positioning independent nut loading clamp for injection molding, which comprises a handheld plate and a base plate connected with the handheld plate, wherein a plurality of sliding holes, positioning pins, positioning rods and elastic resetting pieces are arranged on the base plate, the positioning pins and the positioning rods are in sliding fit with the corresponding sliding holes, the positioning pins and the positioning rods keep the end parts of the positioning pins and the positioning rods in an extending state under the action of the corresponding elastic resetting pieces, and limiting parts for preventing the positioning pins and the positioning rods from falling out of the sliding holes are arranged on the positioning pins and the positioning rods. The positioning rods for loading the nuts are independent in position and cannot be mutually influenced, when the nuts on one positioning rod cannot be fed into the mounting holes on the die due to precision or deformation of the positioning rod, the work of other positioning rods is not influenced, an operator can manually repair the nuts, the operation is easier, and the efficiency is higher.
Description
Technical Field
The invention relates to an auxiliary mounting tool, in particular to a portable taper hole positioning independent nut loading clamp for injection molding.
Background
Screw holes are formed in some injection molding parts, and in order to improve the strength and service life of the screw holes, a mode of integrally injection molding the metal nuts and the plastics is adopted. So that during injection molding we will put the metal nuts into the injection mold one by one. However, the holes in the injection mold are deep, and the manual placement of the injection mold is very time-consuming, but for small-batch product production, a fully automatic feeding mode is not economical, so the inventor designs a manually operated internal nut loading fixture (patent number: 202221764488.1) to solve the problems.
However, the above-mentioned clamp requires a structure with a large weight such as a fixed plate, a pressing plate, and a pushing plate, and even if an aluminum plate is used, the weight is about 5kg, and the weight is not suitable for long-time hand-held operation, and has a high fatigue strength.
In addition, the positioning structure of the former clamp is used for positioning straight holes and pins, and in the positioning of the larger clamp, the positioning mode can be influenced by the processing precision and the structural deformation, so that the clamping phenomenon occurs in the operation process.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the portable taper hole positioning independent nut loading clamp for injection molding.
The technical scheme adopted for solving the technical problems is as follows:
Portable taper hole location independent nut loading fixture for injection molding, its characterized in that: the hand-held plate comprises a hand-held plate and a substrate connected with the hand-held plate, wherein a plurality of sliding holes, positioning pins, positioning rods and elastic resetting pieces are arranged on the substrate, the positioning pins and the positioning rods are in sliding fit with the corresponding sliding holes, the positioning pins and the positioning rods keep the end parts of the positioning pins and the positioning rods in an extending state under the action of the corresponding elastic resetting pieces, and limiting parts for preventing the positioning pins and the positioning rods from falling out of the sliding holes are arranged on the positioning pins and the positioning rods.
The locating pin is matched with the corresponding sliding hole through a linear bearing.
And a nut push pipe is arranged between the positioning rod and the corresponding slide hole, the positioning rod is in sliding fit with the nut push pipe, and the nut push pipe is fixed with the base plate.
The base plate is provided with a guide frame, the guide frame is provided with a guide hole, the elastic resetting piece is a compression spring, the positioning pin and the positioning rod are positioned in the corresponding compression spring, one end of the compression spring is propped against the guide frame, and the other end of the compression spring is propped against the limiting part.
The limiting part is a convex ring.
The end part of the locating pin is provided with a conical locating end matched with the locating hole of the die.
The nut pushing tube is arranged between the locating rod and the corresponding sliding hole, the locating rod is in sliding fit with the nut pushing tube, the sliding hole matched with the locating rod is a counter bore, a tube cap matched with the counter bore is arranged on the nut pushing tube, and the guide frame can compress the tube cap.
The beneficial effects of the invention are as follows: according to the invention, each positioning rod adopts the telescopic structure of the elastic reset piece, so that the positions of the positioning rods for loading the nuts are independent and cannot be mutually influenced, when the nuts on one positioning rod cannot be fed into the mounting holes on the die due to precision or deformation of the positioning rod, the work of other positioning rods is not influenced, an operator can manually repair the nuts, the operation is easier, and the efficiency is higher.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional structural view of A-A of FIG. 2;
fig. 4 is a sectional structural view of B-B of fig. 2.
Detailed Description
Advantages and features of the present disclosure, as well as methods of practicing the same, will be elucidated by the following embodiments described with reference to the accompanying drawings. This disclosure may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the disclosure is limited only by the scope of the claims.
The shapes, sizes, proportions, angles, and numbers disclosed in the drawings for describing embodiments of the present disclosure are merely examples, and thus the present disclosure is not limited to the details shown. Like reference numerals refer to like elements throughout the specification. In the following description, when a detailed description of related known functions or configurations is determined to unnecessarily obscure the gist of the present disclosure, the detailed description will be omitted. Where the terms "comprising," "having," and "including" are used in this specification, other components may be added unless the term "only" is used. Unless indicated to the contrary, singular terms may include the plural.
In interpreting the elements, although not explicitly described, the elements are understood to include the scope of error.
In describing the positional relationship, for example, when the positional relationship is described as "on … …", "above … …", "below … …", and "adjacent to … …", unless "immediately" or "directly" is used, one or more portions may be arranged between two other portions.
In describing the temporal relationship, for example, when the temporal sequence is described as "after … …", "subsequent", "next", and "before … …", unless "just" or "direct" is used, a discontinuous condition may be included.
It will be understood that, although the terms "first," "second," etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
As those skilled in the art will fully appreciate, the features of the different embodiments of the present disclosure may be partially or fully coupled or combined with each other and may cooperate and be technically driven in various ways. Embodiments of the present disclosure may be performed independently of each other or may be performed together in an interdependent relationship.
Referring to fig. 1 to 4, the invention discloses a portable taper hole positioning independent nut loading clamp for injection molding, which comprises a handheld plate 1 and a base plate 2 connected with the handheld plate 1, wherein the handheld plate 1 is used for handheld, the base plate 2 is made of plastic for lighter weight, the base plate 2 adopts a single aluminum plate design and a local hollow structure, the weight of the clamp is effectively reduced, the operation fatigue strength is reduced, and the handheld plate 1 and the base plate 2 are fixed into a whole through a connecting rod.
As shown in the figure, the base plate 2 is provided with a plurality of slide holes 3, positioning pins 4, positioning rods 5 and elastic resetting members 6, the positioning pins 4 and the positioning rods 5 are in sliding fit with the corresponding slide holes 3, the positioning pins 4 and the positioning rods 5 keep the state that the end parts extend out through the action of the corresponding elastic resetting members 6, and the positioning pins 4 and the positioning rods 5 are respectively provided with a limiting part 7 for preventing the positioning pins from falling out of the slide holes 3. The positioning rods 5 of each loading nut are independent in position and cannot be affected by each other through the structure, and in the prior mechanism, all the positioning rods 5 are fixed on the whole plate, so that if one of the positioning rods 5 is deformed and bent and cannot be inserted into a mounting hole in a die, all the positioning rods 5 cannot be inserted into the mounting hole. When the handheld board 1 is installed, the positioning rod 5 is inserted in the installation hole, and after the positioning rod 5 is inserted into the hole bottom, the base plate 2 can continue to move so as to push the nut on the positioning rod 5 into the installation hole. As a preferable structure, a nut push tube 8 is disposed between the positioning rod 5 and the corresponding slide hole 3, the positioning rod 5 is in sliding fit with the nut push tube 8, the nut push tube 8 is fixed with the base plate 2, one end of the nut push tube 8 is located outside the slide hole 3, and the nut is pushed into the mounting hole through one end located outside the slide hole 3 when being pushed, so that a larger distance is kept between the base plate 2 and the die, and collision between the base plate 2 and the die can be avoided, and the middle nut push tube 8 can be fixed with the slide hole 3 through tight fit.
As shown in the figure, as a preferable structure, the sliding hole 3 matched with the positioning rod 5 is a countersunk hole, the nut push tube 8 is provided with a tube cap 9 matched with the countersunk hole, and the guide frame can compress the tube cap 9, so that the nut push tube 8 can be locked in the countersunk hole when the guide frame is fixed on the base plate 2 through a screw.
As a specific structure, the limiting part 7 is a convex ring, and the convex ring can abut against the substrate 2 to prevent the positioning rod 5 or the positioning pin 4 from falling out of the sliding hole 3.
As shown in the figure, the positioning pin 4 is used for positioning, but the cylindrical surface of the positioning pin 4 is matched with the positioning hole on the die for positioning in the prior art, but if the positioning pin 4 and the positioning hole are in friction clamping and blocking caused by deformation of the base plate 2, the positioning pin 4 is difficult to insert or pull out, so that the diameter of the positioning pin 4 of the structure is larger than that of the positioning hole, the positioning pin 4 cannot be inserted into the positioning hole, the positioning pin 4 is matched with the positioning hole through the conical positioning end 10 arranged at the end part of the positioning pin 4, and thus, when the positioning pin is inserted and pulled out, the positioning pin is in annular line contact, the plugging and blocking phenomenon cannot be caused even if the positioning pin is slightly deformed, the positioning clamping and blocking phenomenon is effectively solved, the positioning is more accurate and smooth, a fault-tolerant structure is designed, the hole opening of the mounting hole is provided with a guide chamfer, the feeding of the nut is not influenced by slight deviation, the diameter of the positioning rod 5 is smaller than the inner hole of the nut by a certain size, and the nut can be radially moved to a certain extent, so that the blocking and blocking is prevented.
As a further configuration, the positioning pins 4 are engaged with the corresponding slide holes 3 through linear bearings 12. The positioning rod 5 is positioned more accurately and reset more smoothly by using the linear bearing 12.
As shown in the figure, be equipped with leading truck 11 on the base plate 2, leading truck 11 becomes "concave" font structure, and both bottom is equipped with the connection sole, and the screw is fixed with base plate 2 through connecting the sole, and the connection sole also compresses tightly tube cap 9 moreover, the top surface of leading truck 11 is equipped with the guiding hole, elasticity restoring element 6 is compression spring, just locating pin 4 and locating lever 5 are located corresponding compression spring, and the one end and the leading truck 11 of this compression spring offset and its other end and limit part 7 offset to can make locating pin 4 and locating lever 5 keep stretching out the state of slide hole 3 always.
The foregoing has described in detail the portable taper hole positioning independent nut loading clamp for injection molding provided by the embodiments of the present invention, and specific examples have been applied herein to illustrate the principles and embodiments of the present invention, the above description of the examples being only for aiding in understanding the method and core idea of the present invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present invention, the present description should not be construed as limiting the present invention in view of the above.
Claims (7)
1. Portable taper hole location independent nut loading fixture for injection molding, its characterized in that: the hand-held plate comprises a hand-held plate and a substrate connected with the hand-held plate, wherein a plurality of sliding holes, positioning pins, positioning rods and elastic resetting pieces are arranged on the substrate, the positioning pins and the positioning rods are in sliding fit with the corresponding sliding holes, the positioning pins and the positioning rods keep the end parts of the positioning pins and the positioning rods in an extending state under the action of the corresponding elastic resetting pieces, and limiting parts for preventing the positioning pins and the positioning rods from falling out of the sliding holes are arranged on the positioning pins and the positioning rods.
2. The portable taper hole positioning independent nut loading jig for injection molding according to claim 1, wherein: the locating pin is matched with the corresponding sliding hole through a linear bearing.
3. The portable taper hole positioning independent nut loading jig for injection molding according to claim 1, wherein: and a nut push pipe is arranged between the positioning rod and the corresponding slide hole, the positioning rod is in sliding fit with the nut push pipe, and the nut push pipe is fixed with the base plate.
4. The portable taper hole positioning independent nut loading jig for injection molding according to claim 1, wherein: the base plate is provided with a guide frame, the guide frame is provided with a guide hole, the elastic resetting piece is a compression spring, the positioning pin and the positioning rod are positioned in the corresponding compression spring, one end of the compression spring is propped against the guide frame, and the other end of the compression spring is propped against the limiting part.
5. The portable taper hole positioning independent nut loading jig for injection molding according to claim 1, wherein: the limiting part is a convex ring.
6. The portable taper hole positioning independent nut loading jig for injection molding according to claim 1, wherein: the end part of the locating pin is provided with a conical locating end matched with the locating hole of the die.
7. The portable taper hole positioning independent nut loading fixture for injection molding according to claim 4, wherein: the nut pushing tube is arranged between the locating rod and the corresponding sliding hole, the locating rod is in sliding fit with the nut pushing tube, the sliding hole matched with the locating rod is a counter bore, a tube cap matched with the counter bore is arranged on the nut pushing tube, and the guide frame can compress the tube cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410461094.6A CN118082099A (en) | 2024-04-17 | 2024-04-17 | Portable taper hole positioning independent nut loading clamp for injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410461094.6A CN118082099A (en) | 2024-04-17 | 2024-04-17 | Portable taper hole positioning independent nut loading clamp for injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118082099A true CN118082099A (en) | 2024-05-28 |
Family
ID=91150872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410461094.6A Pending CN118082099A (en) | 2024-04-17 | 2024-04-17 | Portable taper hole positioning independent nut loading clamp for injection molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118082099A (en) |
-
2024
- 2024-04-17 CN CN202410461094.6A patent/CN118082099A/en active Pending
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