CN210198230U - Injection mold geometric tolerances measures and examines utensil - Google Patents
Injection mold geometric tolerances measures and examines utensil Download PDFInfo
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- CN210198230U CN210198230U CN201921146350.3U CN201921146350U CN210198230U CN 210198230 U CN210198230 U CN 210198230U CN 201921146350 U CN201921146350 U CN 201921146350U CN 210198230 U CN210198230 U CN 210198230U
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Abstract
The utility model discloses an injection mold geometric tolerance measurement gauge, including a gauge pressure head, a gauge positioning reference, a profile measurement area, a position measurement area, the symmetrical arrangement of gauge structure, the gauge pressure head comprises a first gauge pressure head and a second gauge pressure head which are mutually symmetrical in the same structure, one end far away from the gauge pressure head is provided with a gauge positioning reference B surface, a gauge positioning reference C surface is arranged between the gauge positioning reference B surface and the gauge pressure head, a first position measurement area is arranged between the gauge positioning reference C surface and the gauge positioning reference B surface, one side of the gauge positioning reference B surface far away from the gauge positioning reference C surface is provided with a second position measurement area, the profile measurement area is arranged in the inner measurement of the gauge pressure head, the gauge positioning reference and the position measurement area, the set of gauge detects the product of an injection mold, and can detect both position degree and profile degree, the measuring time is shortened, the deviation of manual measurement is reduced, and the accuracy of the measuring result is improved.
Description
Technical Field
The utility model belongs to form and position tolerance measurement field especially relates to an injection mold form and position tolerance measurement examines utensil.
Background
Form and position tolerances include shape tolerances and position tolerances. Any part is composed of points, lines, and planes, which are called elements. The actual elements of the machined part are always in error relative to the ideal elements, including shape errors and position errors. Such errors affect the function of the mechanical product, and corresponding tolerances are specified in the design and are marked on the drawings according to specified standard symbols. The machined parts have dimensional tolerances, and the actual shapes or mutual positions of the points, lines, faces that form the geometric features of the parts differ from the shapes and mutual positions specified for an ideal geometric body, and the differences in shapes are shape tolerances, while the differences in mutual positions are position tolerances, which are collectively referred to as form and position tolerances.
The form and position tolerance of the product needs to be measured by using a three-dimensional point taking method, the measurement time is long, the sample is difficult to place, and the measurement error is large.
In the application number: CN201720065897.5, having the filing date of 20170119 names: in a patent of a device for detecting form and position tolerance, a device for detecting form and position tolerance is disclosed, which comprises a dial indicator, a detection sleeve and a rotating mechanism, wherein the dial indicator comprises an indicator body and a measuring device connected with the indicator body; the detection sleeve comprises a pair of meter sleeves wrapped on the measuring device and a reference sleeve wrapped on the pair of meter sleeves; rotary mechanism include the roating seat, set up in the rotary rod of roating seat and set up in the spacing pin of roating seat, screw connection is passed through to the one end of rotary rod in roating seat, the other end corresponds it is equipped with the trepanning to detect the cover, it connect in to detect the cover the trepanning. The utility model discloses a rotary mechanism and the cooperation of percentage table, examine time measuring when needs and revolve the rotary rod to the top of the product that awaits measuring, insert the percentage table toward rotary mechanism again, can learn the product that awaits measuring whether there is the overproof according to the numerical value that the percentage table reachs.
Disclosure of Invention
The utility model provides a technical problem lie in providing an injection mold geometric tolerances measures and examines utensil.
The purpose of the utility model can be realized through the following technical scheme:
a checking fixture for measuring geometric tolerance of an injection mold comprises a checking fixture pressure head, a checking fixture positioning datum, a contour measuring area and a position measuring area, wherein the checking fixture is symmetrically arranged in structure, the checking fixture pressure head comprises a first checking fixture pressure head 1 and a second checking fixture pressure head 2 which are mutually symmetrical in the same structure, and the second checking fixture pressure head 2 is provided with a pressure head column 21 perpendicular to the ground and a pressing handle 22 pressing the pressure head column 21;
a checking fixture positioning reference B surface is arranged at one end far away from the checking fixture pressure head, the checking fixture positioning reference B surface is provided with a first checking fixture fixing position 3 and a second checking fixture fixing position 4 which are mutually symmetrical in the same structure, a checking fixture positioning reference C surface is arranged between the checking fixture positioning reference B surface and the checking fixture pressure head, the checking fixture positioning reference C surface is provided with a third checking fixture fixing position 5 and a fourth checking fixture fixing position 6 which are mutually symmetrical in the same structure, a first position measuring area is arranged between the checking fixture positioning reference C surface and the checking fixture positioning reference B surface, the first position measuring area comprises a first position measuring position 12 and a second position measuring position 9 which are mutually symmetrical in the same structure, the first position measuring area, the checking fixture positioning reference B surface and the checking fixture positioning reference C surface are arranged in two rows in parallel in the same structure as the checking fixture pressure head, and a second position measuring area is arranged at one side of the checking fixture positioning reference B surface far away from the positioning reference C, the second position measuring area comprises a third position measuring position 11 and a fourth position measuring position 10 which have the same structure and are mutually symmetrical, the fourth position measuring position 10 comprises a measuring head 105 and a pull handle 102 for pulling the measuring head 105 to stretch back and forth, and the measuring head 105 forms an included angle with the ground;
the profile measuring area is arranged on the inner side of the gauge pressure head, the gauge positioning reference and the position measuring area and comprises two groups of irregular structures which are symmetrical and the same in structure, each irregular structure comprises two irregular front blocks 7 and two irregular rear blocks 8 which are connected, the outer sides of the front blocks 7 and the outer sides of the rear blocks 8 are trapezoidal mechanisms, and the bottom surface of the inner side is of a triangular wedge structure.
Preferably, the second detection tool pressure head 2 is fixed on a pressure head base 23, the pressing handle 22 is fixed on the pressure head base 23 through a rotating shaft, the lower end of the pressure head column 21 is fixed on the pressure head column base through a floating head, a fixing ring 24 is sleeved at the upper end of the pressure head column 21, the other end of the fixing ring 24 is fixed on the pressure head base 23 through the rotating shaft, and the middle part of the pressing handle 22 is connected with the middle part of the fixing ring 24.
Preferably, the measuring head 105 of the fourth position measuring station 10 is fixed to the inclined measuring base 104 by means of a bearing bush, and the measuring head 105 is connected to the wheel handle 102 via a connecting rod 103 through the other end of the measuring base 104.
More preferably, the connecting rod 103 is fixed to the middle of the handle 102 at the other end of the measuring head 105, and the rear end of the handle 102 is fixed to the measuring base 101 through a rotating shaft.
Preferably, the gauge pressure head, the gauge positioning datum and the profile measuring area are fixed on the movable panel 14.
Preferably, the upper surfaces of the front block 7 and the rear block 8 are rectangular structures, and the top surface of the rear block 8 is a right-angled pentagon.
The utility model has the advantages that:
the set of inspection tool detects products of injection molding grinding tools, can detect position degree and profile degree, shortens measurement time, reduces deviation of manual measurement, and improves accuracy of measurement results.
Drawings
FIG. 1 is a schematic structural diagram of an injection mold geometric tolerance measurement gauge.
Detailed Description
The technical scheme of the utility model is further described with the attached drawings:
a checking fixture for measuring geometric tolerance of an injection mold comprises a checking fixture pressure head, a checking fixture positioning datum, a contour measuring area and a position measuring area, wherein the checking fixture is symmetrically arranged in structure, the checking fixture pressure head comprises a first checking fixture pressure head 1 and a second checking fixture pressure head 2 which are mutually symmetrical in the same structure, and the second checking fixture pressure head 2 is provided with a pressure head column 21 perpendicular to the ground and a pressing handle 22 pressing the pressure head column 21;
a checking fixture positioning reference B surface is arranged at one end far away from the checking fixture pressure head, the checking fixture positioning reference B surface is provided with a first checking fixture fixing position 3 and a second checking fixture fixing position 4 which are mutually symmetrical in the same structure, a checking fixture positioning reference C surface is arranged between the checking fixture positioning reference B surface and the checking fixture pressure head, the checking fixture positioning reference C surface is provided with a third checking fixture fixing position 5 and a fourth checking fixture fixing position 6 which are mutually symmetrical in the same structure, a first position measuring area is arranged between the checking fixture positioning reference C surface and the checking fixture positioning reference B surface, the first position measuring area comprises a first position measuring position 12 and a second position measuring position 9 which are mutually symmetrical in the same structure, the first position measuring area, the checking fixture positioning reference B surface and the checking fixture positioning reference C surface are arranged in two rows in parallel in the same structure as the checking fixture pressure head, and a second position measuring area is arranged at one side of the checking fixture positioning reference B surface far away from the positioning reference C, the second position measuring area comprises a third position measuring position 11 and a fourth position measuring position 10 which have the same structure and are mutually symmetrical, the fourth position measuring position 10 comprises a measuring head 105 and a pull handle 102 for pulling the measuring head 105 to stretch back and forth, and the measuring head 105 forms an included angle with the ground;
the profile measuring area is arranged on the inner side of the gauge pressure head, the gauge positioning reference and the position measuring area and comprises two groups of irregular structures which are symmetrical and the same in structure, each irregular structure comprises two irregular front blocks 7 and two irregular rear blocks 8 which are connected, the outer sides of the front blocks 7 and the outer sides of the rear blocks 8 are trapezoidal mechanisms, and the bottom surface of the inner side is of a triangular wedge structure.
In this embodiment, preferably, the second detection tool pressure head 2 is fixed on a pressure head base 23, the pressing handle 22 is fixed on the pressure head base 23 through a rotating shaft, the lower end of the pressure head column 21 is fixed on the pressure head column base through a floating head, a fixing ring 24 is sleeved on the upper end of the pressure head column 21, the other end of the fixing ring 24 is fixed on the pressure head base 23 through the rotating shaft, and the middle part of the pressing handle 22 is connected with the middle part of the fixing ring 24.
When the pressing handle 2 is pressed downwards, the fixing ring is driven to press downwards, and the pressing head column 21 is pressed tightly.
In this embodiment, the measuring head 105 of the fourth position measuring station 10 is preferably fixed to the inclined measuring base 104 by a bearing bush, and the measuring head 105 is connected to the wheel handle 102 through the other end of the measuring base 104 by a connecting rod 103.
In this embodiment, it is more preferable that the other end of the connecting rod 103 and the measuring head 105 is fixed to the middle of the handle 102, and the rear end of the handle 102 is fixed to the measuring base 101 through a rotating shaft.
In use, the measuring head 5 can be telescoped back and forth along the measuring base 104 by pulling up the wheel handle 102.
In this embodiment, preferably, the gauge head, the gauge positioning reference, and the profile measurement area are fixed on the movable panel 14.
The panel is fixed on a panel in a unified way, and the panel can be moved at any time during use, so that the measurement requirement is met.
In this embodiment, preferably, the upper surfaces of the front block 7 and the rear block 8 are rectangular structures, and the top surface of the rear block 8 is a right-angled pentagon.
When the injection mold is used, the injection mold is fixed by the gauge positioning datum B surface and the gauge positioning datum C surface, then the injection mold is pressed by the gauge pressure head, after the injection mold is fixed, whether the hole of the detected product can be placed into the first position measuring position 12, the second position measuring position 9, the third position measuring position 11 and the fourth position measuring position 10 corresponding to the first position measuring area and the second position measuring area is determined, if the hole can be placed into the first position measuring position 12, the second position measuring position 9, the third position measuring position 11 and the fourth position measuring position 10, the position of the product is qualified, and if the hole can.
The minimum needle gauge can smoothly pass through the profile degree area by sliding between the profile contour measuring area and the product, the maximum needle gauge can slide between the profile contour measuring area and the product, and the profile degree is qualified if the maximum needle gauge cannot pass through the profile contour measuring area. Otherwise, the profile tolerance is not qualified. The minimum needle gauge and the maximum needle gauge are designed according to the size of a product.
The set of inspection tool detects products of injection molding grinding tools, can detect position degree and profile degree, shortens measurement time and improves accuracy of measurement results.
Finally, it should be noted that:
in this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an injection mold geometric tolerance measures and examines utensil which characterized in that:
the gauge structure is symmetrically arranged, the gauge pressure head comprises a first gauge pressure head (1) and a second gauge pressure head (2) which have the same structure and are mutually symmetrical, and the second gauge pressure head (2) is provided with a pressure head column (21) perpendicular to the ground and a pressing handle (22) for pressing the pressure head column (21);
a checking fixture positioning reference B surface is arranged at one end far away from the checking fixture pressure head, the checking fixture positioning reference B surface is provided with a first checking fixture fixing position (3) and a second checking fixture fixing position (4) which are mutually symmetrical in the same structure, a checking fixture positioning reference C surface is arranged between the checking fixture positioning reference B surface and the checking fixture pressure head, the checking fixture positioning reference C surface is provided with a third checking fixture fixing position (5) and a fourth checking fixture fixing position (6) which are mutually symmetrical in the same structure, a first position measuring area is arranged between the checking fixture positioning reference C surface and the checking fixture positioning reference B surface, the first position measuring area comprises a first position measuring position (12) and a second position measuring position (9) which are mutually symmetrical in the same structure, the first position measuring area, the checking fixture positioning reference B surface, the checking fixture positioning reference C surface and the checking fixture pressure head structure are arranged in two rows in parallel, and a second position measuring area is arranged at one side of the checking fixture positioning reference B surface far away from the positioning, the second position measuring area comprises a third position measuring position (11) and a fourth position measuring position (10) which have the same structure and are mutually symmetrical, the fourth position measuring position (10) comprises a measuring head (105) and a pull handle (102) for pulling the measuring head (105) to stretch back and forth, and an included angle is formed between the measuring head (105) and the ground;
the profile measuring area is arranged on the inner side of the gauge pressure head, the gauge positioning reference and the position measuring area and comprises two groups of irregular structures which are symmetrical and the same in structure, each irregular structure comprises two irregular front blocks (7) and two irregular rear blocks (8) which are connected, the outer sides of the front blocks (7) and the rear blocks (8) are trapezoidal mechanisms, and the inner side bottom surface is of a triangular wedge structure.
2. The injection mold form and position tolerance measurement gauge of claim 1, wherein: the second detection tool pressure head (2) is fixed on a pressure head base (23), the pressing handle (22) is fixed on the pressure head base (23) through a rotating shaft, the lower end of the pressure head column (21) is fixed on the pressure head column base through a floating head, a fixing ring (24) is sleeved on the upper end of the pressure head column (21), the other end of the fixing ring (24) is fixed on the pressure head base (23) through the rotating shaft, and the middle part of the pressing handle (22) is connected with the middle part of the fixing ring (24).
3. The injection mold form and position tolerance measurement gauge of claim 1, wherein: the measuring head (105) of the fourth position measuring position (10) is fixed on the inclined measuring base (104) through a bearing sleeve, and the measuring head (105) penetrates through the other end of the measuring base (104) and is connected with the pulling handle (102) through a connecting rod (103).
4. The injection mold form and position tolerance measurement gauge of claim 3, wherein: the other end of the connecting rod (103) principle measuring head (105) is fixed in the middle of the pull handle (102), and the tail end of the pull handle (102) is fixed on the measuring base (101) through a rotating shaft.
5. The injection mold form and position tolerance measurement gauge of claim 1, wherein: the gauge comprises a gauge pressure head, a gauge positioning datum and a contour measuring area, wherein the position measuring area is fixed on a movable panel (14).
6. The injection mold form and position tolerance measurement gauge of claim 1, wherein: the upper surfaces of the front block (7) and the rear block (8) are of rectangular structures, and the top surface of the rear block (8) is of a right-angle pentagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146350.3U CN210198230U (en) | 2019-07-19 | 2019-07-19 | Injection mold geometric tolerances measures and examines utensil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146350.3U CN210198230U (en) | 2019-07-19 | 2019-07-19 | Injection mold geometric tolerances measures and examines utensil |
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| CN210198230U true CN210198230U (en) | 2020-03-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112240732A (en) * | 2019-07-19 | 2021-01-19 | 无锡铭之嘉传动技术有限公司 | Injection mold geometric tolerances measures and examines utensil |
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- 2019-07-19 CN CN201921146350.3U patent/CN210198230U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112240732A (en) * | 2019-07-19 | 2021-01-19 | 无锡铭之嘉传动技术有限公司 | Injection mold geometric tolerances measures and examines utensil |
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