CN204748116U - Mould is anchor clamps for facing - Google Patents
Mould is anchor clamps for facing Download PDFInfo
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- CN204748116U CN204748116U CN201520570471.6U CN201520570471U CN204748116U CN 204748116 U CN204748116 U CN 204748116U CN 201520570471 U CN201520570471 U CN 201520570471U CN 204748116 U CN204748116 U CN 204748116U
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- bolt
- screw
- hold
- clamping
- down bolt
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Abstract
The utility model discloses a mould is anchor clamps for facing belongs to the anchor clamps field. The utility model discloses an anchor clamps include clamping bolt, the right side pincers body, bottom plate and the left side pincers body, the right side pincers body, bottom plate and the left side pincers body fuse admittedly, offer threaded hole on the pincers body of the right side, clamping bolt and screw hole cooperation, these anchor clamps still include clamp plate, a clamp bolt and the 2nd clamp bolt has offered first screw at left side pincers body upper surface, and the stud shaft makes the clamp plate activity set up on the pincers body of a left side with first screw thread engagement, there are a clamp bolt, the 2nd clamp bolt in clamp plate both ends threaded connection respectively, and the distance between a clamp bolt and stud shaft is greater than the distance between the 2nd clamp bolt and stud shaft. The utility model discloses make the work piece can't move in vertical orientation, be out of shape, need not to measure the adjustment during clamping, guaranteed the depth of parallelism of the mould of processing out, improved processingquality and machining efficiency.
Description
Technical field
The utility model relates to clamp art, more particularly, relates to a kind of mold plane fixture for processing.
Background technology
When carrying out Mould Machining, often needing to clamp workpiece with flat-nose pliers and processing on Lathe bench, mostly flat-nose pliers is, by screw mandrel or screw drive activity inlay, itself and fixing inlay to be fastened thus clamping work pieces.Part mould requires higher to the depth of parallelism and perpendicularity, needs to take multiple measurements adjustment, then just can carry out turning, Milling Process when carrying out clamping and fixing.Mostly common flat-nose pliers is that side surface of workpiece is clamped by jaw at bottom supporting workpiece, and then can process at end face, and when the bottom surface of workpiece is inclined-plane, the upper surface processed is also inclined-plane, and the perpendicularity between its side and upper surface does not meet the demands; If ensure the perpendicularity of side and upper surface to be processed after measuring adjustment, then workpiece bottom can not contact with flat-nose pliers supporting surface completely, and cause workpiece to slide adding the stressed meeting of upper surface in man-hour, the mould and die accuracy processed is inaccurate, affects product quality.In addition, when processing plate, plate is subject to larger cutting force, and surface is heated and easily upwarps, and cause the die deformation processed, percent defective is high.Therefore, how to improve clamping efficiency, in process, ensure that the depth of parallelism of mould is finishing a great problem.
At present, mostly be to adopt flat-nose pliers clamping workpiece in disclosed technical scheme, as China Patent No.: ZL200920094210.6, authorized announcement date: on May 12nd, 2010, this application case discloses a kind of anti-precision flat pliers with upwarping, comprise the regular jaw that fixed caliper is installed, pad, leading screw, leading screw coordinates with screw and forms linear contact lay with roller, screw rectilinear motion is driven when leading screw rotates, moving caliper and moving jaw is driven to move by roller, thus the clamping realized workpiece, gripper shoe plays supplemental support effect to leading screw, and prevent leading screw play when jaw opens by back-up ring and jackscrew, backplate and gripper shoe adopt screw to be fixed on caliper.When this application case adopts roller to prevent holding workpiece, workpiece upwarps, and workpiece bottom and supporting surface can be caused on the contrary to depart from, and is difficult to the guarantee depth of parallelism; Need repetitive measurement to adjust when preventing workpiece, working (machining) efficiency is low.
And for example Chinese Patent Application No.: 201110333748.X, the applying date: on October 28th, 2011, this application case discloses a kind of camp localizer, comprise base plate, fixed head and screw, the both sides on described floor are respectively equipped with a vertical fixing plate, described fixed head is provided with two or more fixing hole, is provided with a screw be threaded in each fixing hole.This application case can only horizontal clamping, cannot limit the distortion of workpiece at vertical direction, adds and is difficult to man-hour ensure workpiece accuracy, require further improvement.
Utility model content
1. the utility model technical problem that will solve
The purpose of this utility model is to overcome that flat-nose pliers in prior art is difficult to ensure that the workpiece depth of parallelism, clamping efficiency are low, the yielding deficiency of workpiece in process, provide a kind of mold plane fixture for processing, the technical solution of the utility model, above flat-nose pliers, increase pressing plate makes workpiece cannot move at vertical direction, be out of shape, without the need to carrying out measurement adjustment during clamping, improve crudy and working (machining) efficiency.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
A kind of mold plane fixture for processing of the present utility model, comprise clamping bolt, right caliper body, base plate and left caliper, described right caliper body, base plate and left caliper are solidly fixed, and right caliper body offers screwed hole, and described clamping bolt coordinates with this screwed hole; This fixture also comprises pressing plate, the first hold-down bolt and the second hold-down bolt, offers the first screw at left caliper upper surface, and described bolt shaft and the first screw screw-threaded engagement make pressing plate be movably arranged on left caliper; Described pressing plate two ends have been threaded the first hold-down bolt and the second hold-down bolt respectively, and the distance between the first hold-down bolt and bolt shaft is greater than the distance between the second hold-down bolt and bolt shaft.
Further improve as the utility model, described left caliper upper surface also offers the second screw and the 3rd screw, and the first screw, the second screw and the 3rd screw are located along the same line, and the first screw is near the clamping face of left caliper; The length of described bolt shaft distance the second screw is identical with the length of bolt shaft distance the second hold-down bolt, and the length of bolt shaft distance the 3rd screw is identical with the length of bolt shaft distance the first hold-down bolt.
Further improve as the utility model, described clamping bolt has two, and two clamping bolt place straight lines are parallel with base plate.
Further improve as the utility model, described plate upper surface is horizontal plane, and the clamping face of left caliper is vertical with plate upper surface.
Further improve as the utility model, the described pressing plate part be positioned between bolt shaft and the first hold-down bolt is arc section, and this arc section is bent downwardly.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with prior art, has following beneficial effect:
(1) a kind of mold plane fixture for processing of the present utility model, left caliper upper surface is provided with pressing plate, by the first hold-down bolt on pressing plate or the second hold-down bolt, workpiece is fixed at vertical direction, in process, workpiece cannot at upper and lower play, inhibitory action is had to the thermal deformation of workpiece, prevent workpiece from upwarping, ensure that the depth of parallelism of workpiece, improve the precision of processed depanning tool;
(2) a kind of mold plane fixture for processing of the present utility model, is provided with the second screw and the 3rd screw at left caliper upper surface, for comparatively machining long workpieces, the second hold-down bolt can be fixed in the second screw, use the first hold-down bolt by Work-sheet pressing; For small workpiece, the first hold-down bolt can be fixed in the 3rd screw, adopt the second hold-down bolt by Work-sheet pressing, this structural design can select hold-down bolt according to workpiece to be processed, and be applicable to the processing and fabricating of the mould of different size, applicability is strong;
(3) a kind of mold plane fixture for processing of the present utility model, plate upper surface is horizontal plane, and right caliper body is all vertical with plate upper surface with the clamping face of left caliper, without the need to the location of repeated measurement again during clamping, directly can carry out clamping processing, improve clamping efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of mold plane fixture for processing of the present utility model;
Fig. 2 is the structural representation of whole clamping caliper in the utility model.
Label declaration in schematic diagram: 1, clamping bolt; 2, right caliper body; 3, base plate; 4, pressing plate; 5, the first hold-down bolt; 6, left caliper; 601, the first screw; 602, the second screw; 603, the 3rd screw; 7, bolt shaft; 8, the second hold-down bolt.
Detailed description of the invention
For understanding content of the present utility model further, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
Composition graphs 1 and Fig. 2, a kind of mold plane fixture for processing of the present embodiment, primarily of compositions such as clamping bolt 1, right caliper body 2, base plate 3, left caliper 6, pressing plate 4 and hold-down bolts.In the present embodiment, right caliper body 2, base plate 3 and left caliper 6 are solidly fixed, and form a rectangular recess, for clamping workpiece.Wherein, base plate 3 upper surface is horizontal plane, and the clamping face of left caliper 6 is vertical with base plate 3 upper surface, directly workpiece is placed on base plate 3 during clamping, and the clamping face of workpiece and left caliper 6 is fitted, workpiece just can be made to align with benchmark without the need to carrying out measurement adjustment, improve clamping efficiency.
Right caliper body 2 offers screwed hole, and clamping bolt 1 coordinates with screwed hole, for fastening workpiece.In clamping process, affect the location of workpiece, set clamping bolt 1 has two, and two clamping bolt 1 place straight lines are parallel with base plate 3, and after tightening clamping bolt 1, the clamping face of workpiece and left caliper 6 keeps fit-state.
Hold-down bolt in the present embodiment comprises the first hold-down bolt 5 and the second hold-down bolt 8, offers the first screw 601 at left caliper 6 upper surface, and described bolt shaft 7 and the first screw 601 screw-threaded engagement make pressing plate 4 be movably arranged on left caliper 6.The first hold-down bolt 5 and the distance between the second hold-down bolt 8, first hold-down bolt 5 and bolt shaft 7 of being threaded respectively at pressing plate 4 two ends is greater than the distance between the second hold-down bolt 8 and bolt shaft 7.When using the first hold-down bolt 5 workpiece pressing, rotatable pressing plate 4 makes the first hold-down bolt 5 place end be positioned at above base plate 3, and after tightening the first hold-down bolt 5, workpiece is fixed at vertical direction.
It should be noted that, if clamping workpiece is less, rotatable pressing plate 4, makes the second hold-down bolt 8 be positioned at above base plate 3, adopts the second hold-down bolt 8 pairs of Work-sheet pressings to fix, to adapt to the clamping demand of different workpieces.In order to improve the thrust of vertical direction, prevent workpiece play in process, the second screw 602 and the 3rd screw 603 is also offered at left caliper 6 upper surface, first screw 601, second screw 602 and the 3rd screw 603 are located along the same line, and the first screw 601 is near the clamping face of left caliper 6; Described bolt shaft 7 is identical apart from the length of the second hold-down bolt 8 with bolt shaft 7 apart from the length of the second screw 602, and bolt shaft 7 is identical apart from the length of the first hold-down bolt 5 with bolt shaft 7 apart from the length of the 3rd screw 603.And then the second hold-down bolt 8 can be fixed in the second screw 602 when the first hold-down bolt 5 is in operating position, similarly, when the second hold-down bolt 8 is in operating position, the first hold-down bolt 5 is fixed in the 3rd screw 603, thrust is strengthened with this, prevent press plate rotary, fully ensure that the stability of clamping.
Embodiment 2
A kind of mold plane fixture for processing of the present embodiment, its basic structure is identical with embodiment 1, and its difference is: the part that the present embodiment center platen 4 is positioned between bolt shaft 7 and the first hold-down bolt 5 is arc section, and this arc section is bent downwardly.Because on pressing plate 4, the first hold-down bolt 5 is larger apart from the distance of bolt shaft 7, during clamping, pressing plate 4 is subject to the first hold-down bolt 5 active force upwards, pressing plate 4 is easily caused to be bent upwards distortion, by reclinate arc section recoverable pressing plate 4 flexural deformation preset, prevent the compression deleterious using rear fender 4 for a long time.
When specifically using, to adopt the first hold-down bolt 5 to carry out compressing, first workpiece is placed on base plate 3, and the clamping face of side surface of workpiece and left caliper 6 is fitted, then rotate pressing plate 4, the first hold-down bolt 5 is positioned at above workpiece, and pretension first hold-down bolt 5; Then tighten clamping bolt 1, then tighten the first hold-down bolt 5, then workpiece is stabilized on fixture.When processing the workpiece of same model, vertical direction only need unclamp the first hold-down bolt 5, without the need to rotating pressing plate 4 just replaceable workpiece, without the need to measuring adjustment, convenient mounting and clamping.Identical with the clamping using method of the first hold-down bolt 5 when adopting the second hold-down bolt 8 to carry out clamping.
A kind of mold plane fixture for processing of the present utility model, measures the depth of parallelism that just can ensure its machined surface and horizontal plane without the need to carrying out, and the perpendicularity of workpiece surface and side, and clamping is easy to use, improves clamping efficiency; Being fixed by vertical direction, workpiece not easily play in process, reduce the deformation quantity that is heated of workpiece, thus improve crudy, the accuracy of the mould processed is higher, reduces percent defective.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (5)
1. a mold plane fixture for processing, comprise clamping bolt (1), right caliper body (2), base plate (3) and left caliper (6), described right caliper body (2), base plate (3) and left caliper (6) are solidly fixed, right caliper body (2) offers screwed hole, and described clamping bolt (1) coordinates with this screwed hole; It is characterized in that: also comprise pressing plate (4), the first hold-down bolt (5) and the second hold-down bolt (8), offer the first screw (601) at left caliper (6) upper surface, described bolt shaft (7) and the first screw (601) screw-threaded engagement make pressing plate (4) be movably arranged on left caliper (6); Described pressing plate (4) two ends have been threaded the first hold-down bolt (5) and the second hold-down bolt (8) respectively, and the distance between the first hold-down bolt (5) and bolt shaft (7) is greater than the distance between the second hold-down bolt (8) and bolt shaft (7).
2. a kind of mold plane fixture for processing according to claim 1, it is characterized in that: described left caliper (6) upper surface also offers the second screw (602) and the 3rd screw (603), first screw (601), the second screw (602) and the 3rd screw (603) are located along the same line, and the first screw (601) is near the clamping face of left caliper (6); The length of described bolt shaft (7) distance the second screw (602) is identical with the length of bolt shaft (7) distance the second hold-down bolt (8), and the length of bolt shaft (7) distance the 3rd screw (603) is identical with the length of bolt shaft (7) distance the first hold-down bolt (5).
3. a kind of mold plane fixture for processing according to claim 2, is characterized in that: described clamping bolt (1) has two, and two clamping bolt (1) place straight lines are parallel with base plate (3).
4. a kind of mold plane fixture for processing according to claim 3, it is characterized in that: described base plate (3) upper surface is horizontal plane, and the clamping face of left caliper (6) is vertical with base plate (3) upper surface.
5. a kind of mold plane fixture for processing according to any one of claim 2 to 4, it is characterized in that: described pressing plate (4) part be positioned between bolt shaft (7) and the first hold-down bolt (5) is arc section, and this arc section is bent downwardly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570471.6U CN204748116U (en) | 2015-07-29 | 2015-07-29 | Mould is anchor clamps for facing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570471.6U CN204748116U (en) | 2015-07-29 | 2015-07-29 | Mould is anchor clamps for facing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204748116U true CN204748116U (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520570471.6U Expired - Fee Related CN204748116U (en) | 2015-07-29 | 2015-07-29 | Mould is anchor clamps for facing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204748116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238797A (en) * | 2016-07-29 | 2016-12-21 | 哈尔滨飞机工业集团有限责任公司 | A kind of method for milling of cube part vertical |
| CN106975938A (en) * | 2017-05-24 | 2017-07-25 | 沈机集团昆明机床股份有限公司 | Without impact ballscrew auxiliary supporting device |
-
2015
- 2015-07-29 CN CN201520570471.6U patent/CN204748116U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238797A (en) * | 2016-07-29 | 2016-12-21 | 哈尔滨飞机工业集团有限责任公司 | A kind of method for milling of cube part vertical |
| CN106238797B (en) * | 2016-07-29 | 2018-07-06 | 哈尔滨飞机工业集团有限责任公司 | A kind of method for milling of cube part vertical plane |
| CN106975938A (en) * | 2017-05-24 | 2017-07-25 | 沈机集团昆明机床股份有限公司 | Without impact ballscrew auxiliary supporting device |
| CN106975938B (en) * | 2017-05-24 | 2023-06-13 | 沈机集团昆明机床股份有限公司 | Impact-free ball screw auxiliary supporting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20190729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |