CN204524474U - A kind of linear cutter flexible jig - Google Patents
A kind of linear cutter flexible jig Download PDFInfo
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- CN204524474U CN204524474U CN201520174257.9U CN201520174257U CN204524474U CN 204524474 U CN204524474 U CN 204524474U CN 201520174257 U CN201520174257 U CN 201520174257U CN 204524474 U CN204524474 U CN 204524474U
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- 238000003825 pressing Methods 0.000 claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000005096 rolling process Methods 0.000 claims description 3
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- 230000003028 elevating effect Effects 0.000 description 2
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Abstract
本实用新型公开了一种线切割加工用可调夹具，包括基座、水平移动装置、托板升降装置、辅助工件压紧装置，所述的基座上设置有水平导轨槽和竖直导轨槽，所述的水平移动装置为设置在基座上的齿轮齿条机构，所述的托板升降装置包括丝杠螺母机构和支架，所述的支架下端设置有滑动支架底座和固定支架底座，滑动支架底座镶嵌在齿条滑动底座上表面的滑槽中，固定支架底座固定在齿条滑动底座上表面的滑槽右端，滑动支架底座和固定支架底座与丝杠组成丝杠传动机构，所述的支架上端设置有工件托板，所述的工件托板上方设置有锁紧螺钉和工件压板，锁紧螺钉通过压紧片固定在工件托板上，所述的辅助工件压紧装置包括高度支撑板、支撑板调节丝杠、压板导向槽、锁紧螺钉、工件压板和压紧片，所述的高度支撑板和调节丝杠为丝杠螺母机构，丝杠与基座轴承连接，所述的工件压板设有定位槽和锁紧螺钉。本实用新型所公开的线切割加工用可调夹具可夹持不同尺寸、形状的工件，并且稳定性好，实用性强。
The utility model discloses an adjustable fixture for wire cutting, which comprises a base, a horizontal moving device, a supporting plate lifting device, and an auxiliary workpiece pressing device. The base is provided with a horizontal guide rail groove and a vertical guide rail groove. , the horizontal moving device is a rack and pinion mechanism arranged on the base, the pallet lifting device includes a screw nut mechanism and a bracket, the lower end of the bracket is provided with a sliding bracket base and a fixed bracket base, sliding The bracket base is embedded in the chute on the upper surface of the rack sliding base, the fixed bracket base is fixed on the right end of the chute on the upper surface of the rack sliding base, and the sliding bracket base, the fixed bracket base and the lead screw form a screw transmission mechanism. The upper end of the bracket is provided with a workpiece supporting plate, and a locking screw and a workpiece pressing plate are arranged above the workpiece supporting plate, and the locking screw is fixed on the workpiece supporting plate through a pressing piece, and the auxiliary workpiece pressing device includes a height support plate , support plate adjustment lead screw, pressure plate guide groove, locking screw, workpiece pressure plate and compression piece, the height support plate and adjustment lead screw are screw nut mechanism, the lead screw is connected with the base bearing, the workpiece The pressing plate is provided with positioning grooves and locking screws. The adjustable clamp for wire cutting disclosed by the utility model can clamp workpieces of different sizes and shapes, and has good stability and strong practicability.
Description
技术领域 technical field
本实用新型涉及夹具领域，更具体地说，涉及一种线切割加工用可调夹具。 The utility model relates to the field of clamps, in particular to an adjustable clamp for wire cutting.
背景技术 Background technique
在对工件进行加工前首先要用夹具进行夹紧定位，一般夹具对工件的尺寸形状要求较苛刻，尤其是线切割加工用夹具，现有夹具对工件的加紧面一般要求为平面，难以对需要不同夹持面位置的工件进行固定，并且夹持定位不稳定，然而对机床进行改造的成本又较高且损坏后不便于更换，对于加工生产和实验研究都有诸多不便。因而，在加工工件时就亟需一种可调的线切割加工用夹具。 Before the workpiece is processed, it must first be clamped and positioned with a fixture. Generally, the fixture has strict requirements on the size and shape of the workpiece. Workpieces with different clamping surface positions are fixed, and the clamping positioning is unstable. However, the cost of modifying the machine tool is high and it is not easy to replace after damage, which is inconvenient for processing production and experimental research. Therefore, a kind of adjustable clamp for wire cutting is urgently needed when processing workpieces.
发明内容 Contents of the invention
针对上述的不足，本实用新型提供一种线切割加工用可调夹具，以解决现有夹具只能夹持固定尺寸和形状并且调节不便、夹持定位不稳定的问题，极大程度地提高了复杂工件加工效率，降低加工成本。 Aiming at the above-mentioned deficiencies, the utility model provides an adjustable fixture for wire cutting to solve the problems that the existing fixture can only clamp a fixed size and shape, and the adjustment is inconvenient, and the clamping and positioning are unstable. Complex workpiece processing efficiency, reduce processing costs.
本实用新型是通过以下技术方案实现的： The utility model is achieved through the following technical solutions:
一种线切割加工用可调夹具，包括基座、水平移动装置、托板升降装置、辅助工件压紧装置，所述的基座上设置有水平导轨槽和竖直导轨槽，所述的水平移动装置为设置在基座上的齿轮齿条机构，所述的托板升降装置包括丝杠螺母机构和支架，所述的支架下端设置有滑动支架底座和固定支架底座，滑动支架底座镶嵌在齿条滑动底座上表面的滑槽中，固定支架底座固定在齿条滑动底座上表面的滑槽右端，滑动支架底座和固定支架底座与丝杠组成丝杠传动机构，所述的支架上端设置有工件托板，所述的工件托板上方设置有锁紧螺钉和工件压板，锁紧螺钉通过压紧片固定在工件托板上，所述的辅助工件压紧装置包括高度支撑板、支撑板调节丝杠、压板导向槽、锁紧螺钉、工件压板和压紧片，所述的高度支撑板和调节丝杠为丝杠螺母机构，丝杠与基座轴承连接，所述的工件压板设有定位槽和锁紧螺钉。 An adjustable fixture for wire cutting, including a base, a horizontal moving device, a pallet lifting device, and an auxiliary workpiece pressing device, the base is provided with a horizontal rail groove and a vertical rail groove, and the horizontal The moving device is a rack and pinion mechanism arranged on the base. The pallet lifting device includes a screw nut mechanism and a bracket. The lower end of the bracket is provided with a sliding bracket base and a fixed bracket base. The sliding bracket base is embedded in the tooth In the chute on the upper surface of the rack sliding base, the fixed bracket base is fixed on the right end of the chute on the upper surface of the rack sliding base, the sliding bracket base, the fixed bracket base and the lead screw form a screw transmission mechanism, and the upper end of the bracket is provided with a workpiece supporting plate, above the workpiece supporting plate is provided with a locking screw and a workpiece pressing plate; bar, pressure plate guide groove, locking screw, workpiece pressure plate and pressure plate, the height support plate and the adjustment screw are screw nut mechanism, the screw is connected with the base bearing, and the workpiece pressure plate is provided with a positioning groove and locking screws.
作为对本技术方案的进一步限定，所述的水平移动装置为设置在基座上的齿轮齿条机构，齿轮齿条机构由相互啮合的圆柱齿轮和直齿齿条板组成，圆柱齿轮的齿轮中心设置有锁紧螺栓和转动把手，直齿齿条板镶嵌在所述的基座上的水平导轨槽中。 As a further limitation to this technical solution, the horizontal moving device is a rack and pinion mechanism arranged on the base, and the rack and pinion mechanism is composed of a cylindrical gear and a spur rack plate that mesh with each other, and the gear center of the cylindrical gear is set There are locking bolts and turning handles, and the straight-toothed rack plate is embedded in the horizontal guide rail groove on the base.
作为对本技术方案的进一步限定，所述的高度支撑板和支撑板调节丝杠为丝杠螺母机构，丝杠两端通过轴承固定在基座上，高度支撑板上设置有与丝杠相互啮合的螺纹孔，高度支撑板与基座右侧面采用滚动导轨连接，所述的压紧装置设有压板导向槽、锁紧螺钉、工件压板和压紧片。 As a further limitation to the technical solution, the height support plate and the support plate adjusting screw are a screw nut mechanism, the two ends of the screw are fixed on the base through bearings, and the height support plate is provided with a screw meshing with the screw. The threaded hole, the height supporting plate and the right side of the base are connected by a rolling guide rail, and the pressing device is provided with a pressing plate guide groove, a locking screw, a workpiece pressing plate and a pressing piece.
作为对本技术方案的进一步限定，所述的工件压板与压板导向槽配合连接。 As a further limitation to the technical solution, the workpiece pressing plate is mated and connected with the pressing plate guide groove.
作为对本技术方案的进一步限定，所述的滑动支架底座和固定支架底座与丝杠组成丝杠传动机构，丝杠的左端与滑动支架底座螺纹连接，丝杠的右端与固定支架底座轴承连接。 As a further limitation to the technical solution, the sliding support base, the fixed support base and the lead screw form a screw drive mechanism, the left end of the lead screw is screwed to the sliding support base, and the right end of the lead screw is connected to the bearing of the fixed support base.
该发明的有益之处是：该夹具可以根据工件的形状，通过调整齿轮齿条机构实现夹具的水平移动，根据工件的整体大小调整托板升降装置调整高度，通过锁紧螺钉调整工件压板和压板导向槽的高度和位置夹持工件上的可夹持部分，该夹具还有辅助工件压紧装置，使得夹具可夹持不同尺寸、形状的工件，并具有较强的稳定性好和实用性。 The benefit of this invention is: the fixture can realize the horizontal movement of the fixture by adjusting the rack and pinion mechanism according to the shape of the workpiece, adjust the height of the pallet lifting device according to the overall size of the workpiece, and adjust the workpiece pressing plate and pressing plate by locking screws The height and position of the guide groove clamp the clampable part of the workpiece. The clamp also has an auxiliary workpiece pressing device, so that the clamp can clamp workpieces of different sizes and shapes, and has strong stability and practicability.
附图说明 Description of drawings
图1为本实用新型的结构示意图。 Fig. 1 is the structural representation of the utility model.
图2为本实用新型辅助工件压紧装置的俯视图。 Fig. 2 is a top view of the utility model auxiliary workpiece pressing device.
图3为本实用新型的局部放大图。 Fig. 3 is a partially enlarged view of the utility model.
图4为本实用新型滚轮连接的结构示意图 Fig. 4 is the structural representation of the utility model roller connection
其中1、基座，2、固定螺栓，3、支撑板调节丝杠固定座，4、支撑板调节丝杠，5、导轨槽，6、高度支撑板，7、导轨轮，8、转动手柄，9、压板导向槽，10、锁紧螺钉，11、锁紧螺钉，12、工件压板，13、定位槽，14、压紧片，15、工件托板，16、支架，17、支架固定块，18、支架滑块，19、支架调节丝杠固定座，20、调节手柄，21、托板高度调节丝杠，22、导轨槽，23、齿条滑动底座，24、圆柱齿轮，25、锁紧螺栓，26、转动把手。 1. Base, 2. Fixing bolts, 3. Support plate adjustment screw fixing seat, 4. Support plate adjustment screw, 5. Guide rail groove, 6. Height support plate, 7. Guide rail wheel, 8. Rotating handle, 9. Press plate guide groove, 10, locking screw, 11, locking screw, 12, workpiece pressing plate, 13, positioning groove, 14, pressing piece, 15, workpiece supporting plate, 16, bracket, 17, bracket fixing block, 18. Bracket slider, 19. Bracket adjustment lead screw fixing seat, 20. Adjustment handle, 21. Support plate height adjustment screw, 22. Guide rail groove, 23. Rack sliding base, 24. Cylindrical gear, 25. Locking Bolt, 26, turn the handle.
具体实施方式 Detailed ways
下面结合附图对本实用新型一种线切割加工用可调夹具作进一步说明。 An adjustable clamp for wire cutting according to the present invention will be further described below in conjunction with the accompanying drawings.
参见图1-图4，本实用新型包括基座、水平移动装置、托板升降装置、辅助工件压紧装置，所述的基座1上设置有水平导轨槽22和竖直导轨槽5，所述的水平移动装置为设置在基座1上的齿轮齿条机构，通过转动圆柱齿轮24上的转动把手26使滑动底座23沿着所述的基座上的水平导轨槽22左右移动，从而带动托板升降装置的左右移动，所述的托板升降装置包括丝杠螺母机构和支架16，所述的支架下端设置有支架滑块18和支架固定块17，支架与支架滑块和支架固定块铰接，支架滑块18镶嵌在齿条滑动底座23上表面的滑槽中，支架固定块17固定在齿条滑动底座23上表面的滑槽右端，支架滑块18和支架固定块17与丝杠21组成丝杠传动机构，通过转动丝杠21实现工件托板15的上下运动，所述的支架16上端设置有工件托板15，所述的工件托板上方设置有锁紧螺钉11和工件压板12，锁紧螺钉11通过压紧片14固定在工件托板15上，所述的辅助工件压紧装置包括高度支撑板6、支撑板调节丝杠4、压板导向槽9、锁紧螺钉10、锁紧螺钉11、工件压板12和压紧片14，所述的高度支撑板6和调节丝杠4为丝杠螺母机构，丝杠4与基座1轴承连接，通过转动丝杠上端的旋转手柄8转动丝杠，可以使得高度支撑板上下移动，所述的工件压板12设有定位槽13和锁紧螺钉10。 Referring to Fig. 1-Fig. 4, the utility model includes a base, a horizontal moving device, a supporting plate lifting device, and an auxiliary workpiece pressing device. The base 1 is provided with a horizontal guide rail groove 22 and a vertical guide rail groove 5. The horizontal moving device described above is a rack and pinion mechanism arranged on the base 1. By turning the rotating handle 26 on the cylindrical gear 24, the sliding base 23 moves left and right along the horizontal rail groove 22 on the base, thereby driving The left and right movement of pallet elevating device, described pallet elevating device comprises screw nut mechanism and support 16, and described support lower end is provided with support slide block 18 and support fixed block 17, support and support slide block and support fixed block Hinged, the bracket slider 18 is embedded in the chute on the upper surface of the rack sliding base 23, the bracket fixing block 17 is fixed on the right end of the chute on the upper surface of the rack sliding base 23, the bracket sliding block 18 and the bracket fixing block 17 are connected with the leading screw 21 forms a lead screw transmission mechanism, and the up and down movement of the workpiece supporting plate 15 is realized by rotating the leading screw 21. The upper end of the support 16 is provided with a workpiece supporting plate 15, and a locking screw 11 and a workpiece pressing plate are arranged above the workpiece supporting plate. 12. The locking screw 11 is fixed on the workpiece support plate 15 through the pressing piece 14. The auxiliary workpiece pressing device includes a height supporting plate 6, a supporting plate adjusting screw 4, a pressing plate guide groove 9, a locking screw 10, Locking screw 11, workpiece pressing plate 12 and pressing sheet 14, described height support plate 6 and adjusting screw 4 are lead screw nut mechanism, leading screw 4 is connected with base 1 bearing, by turning the rotating handle on the upper end of leading screw 8. Turn the lead screw to move the height support plate up and down. The workpiece pressing plate 12 is provided with a positioning groove 13 and a locking screw 10.
作为对本技术方案的进一步限定，所述的水平移动装置为设置在基座1上的齿轮齿条机构，齿轮齿条机构由相互啮合的圆柱齿轮24和齿条滑动底座23组成，圆柱齿轮24的齿轮中心设置有锁紧螺栓25和转动把手26，齿条滑动底座23镶嵌在所述的基座1上的水平导轨槽22中。 As a further limitation to this technical solution, the described horizontal moving device is a rack and pinion mechanism arranged on the base 1, and the rack and pinion mechanism is composed of a cylindrical gear 24 and a rack sliding base 23 that mesh with each other, and the cylindrical gear 24 A locking bolt 25 and a turning handle 26 are arranged at the center of the gear, and the rack sliding base 23 is embedded in the horizontal guide rail groove 22 on the base 1 .
作为对本技术方案的进一步限定，所述的高度支撑板6和支撑板调节丝杠4为丝杠螺母机构，丝杠两端通过轴承固定在基座1上，高度支撑板6上设置有与丝杠4相互啮合的螺纹孔，高度支撑板6与基座1右侧面采用滚动导轨连接，所述的压紧装置设有压板导向槽9、锁紧螺钉10、锁紧螺钉11、工件压板12和压紧片14。 As a further limitation to the technical solution, the height support plate 6 and the support plate adjustment screw 4 are screw nut mechanisms, the two ends of the screw are fixed on the base 1 through bearings, and the height support plate 6 is provided with a screw nut mechanism. The threaded holes where the bars 4 mesh with each other, the height support plate 6 and the right side of the base 1 are connected by a rolling guide rail, and the pressing device is provided with a pressing plate guide groove 9, locking screws 10, locking screws 11, and a workpiece pressing plate 12 And pressing sheet 14.
作为对本技术方案的进一步限定，所述的工件压板12与压板导向槽9配合连接。 As a further limitation to the present technical solution, the workpiece pressing plate 12 is mated with the pressing plate guide groove 9 .
作为对本技术方案的进一步限定，所述的支架滑块18和支架固定块17与丝杠21组成丝杠传动机构，丝杠的左端与支架调节丝杠固定座19上的螺纹相互啮合，丝杠21的右端与支架固定块17轴承连接。 As a further limitation to the technical solution, the bracket slide block 18, the bracket fixing block 17 and the lead screw 21 form a screw transmission mechanism, and the left end of the lead screw engages with the threads on the bracket adjustment screw fixing seat 19, and the screw screw The right end of 21 is connected with support fixed block 17 bearings.
在具体操作过程中，首先根据加工高度通过托板升降装置调节工件托板15至适当的高度，根据工件高度调节通过转动手柄8使高度支撑板6至适当高度，再根据工件尺寸大小调节压板导向槽9的角度和工件压板12的伸缩长度确定工件的夹紧位置，调整好工件托板15高度支撑板6和工件压板12的位置后，最后拧紧锁紧螺栓25实现托板水平方向的锁紧，拧紧锁紧螺钉10和锁紧螺钉11实现工件压板12的长度与角度的固定和压紧片14对工件的压紧。 In the specific operation process, first adjust the workpiece pallet 15 to an appropriate height through the pallet lifting device according to the processing height, adjust the height support plate 6 to an appropriate height by turning the handle 8 according to the height of the workpiece, and then adjust the guide of the pressure plate according to the size of the workpiece The angle of the groove 9 and the telescopic length of the workpiece pressure plate 12 determine the clamping position of the workpiece. After adjusting the height of the workpiece pallet 15, the position of the support plate 6 and the workpiece pressure plate 12, finally tighten the locking bolt 25 to realize the horizontal locking of the pallet , tighten the locking screw 10 and the locking screw 11 to realize the fixing of the length and angle of the workpiece pressing plate 12 and the compression of the workpiece by the pressing piece 14 .
以上已将本实用新型的具体方案做一详细说明，但是以上所述仅为本发明的较佳实施例而已，故不能限定本发明实施范围，即凡依本申请范围所作均等变化与修饰，应仍属发明涵盖范围内，所属领域技术人员也应该明白，在本发明的技术方案的基础上，本领域技术人员不需要付出创造性劳动即可做出的各种修改或变形仍在本发明的保护范围以内。 The specific scheme of the utility model has been described in detail above, but the above is only a preferred embodiment of the present invention, so it can not limit the scope of the present invention, that is, all equivalent changes and modifications made according to the scope of the application should be Still within the scope of the invention, those skilled in the art should also understand that on the basis of the technical solution of the present invention, various modifications or deformations that those skilled in the art can make without creative labor are still protected by the present invention within the range.
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| CN201520174257.9U CN204524474U (en) | 2015-03-26 | 2015-03-26 | A kind of linear cutter flexible jig |
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| CN201520174257.9U CN204524474U (en) | 2015-03-26 | 2015-03-26 | A kind of linear cutter flexible jig |
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| CN105171155A (en) * | 2015-10-13 | 2015-12-23 | 哈尔滨理工大学 | Working solution supplying and adjusting system for wire cutting machine tool |
| CN107940170A (en) * | 2017-11-17 | 2018-04-20 | 马鞍山市嘉恒刀片厂 | A kind of high-frequency inductor translation lifting gear with water circulatory function |
| CN108453496A (en) * | 2018-04-10 | 2018-08-28 | 苏州康弗士科技有限公司 | A kind of screw tightening machine |
| CN108673182A (en) * | 2018-06-04 | 2018-10-19 | 首都航天机械公司 | A kind of clamping flexible frock suitable for metal plate holder |
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| CN108673182A (en) * | 2018-06-04 | 2018-10-19 | 首都航天机械公司 | A kind of clamping flexible frock suitable for metal plate holder |
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| CN113829237A (en) * | 2020-06-22 | 2021-12-24 | 富鼎电子科技(嘉善)有限公司 | Rotary pressing and holding device |
| CN113001796A (en) * | 2021-02-20 | 2021-06-22 | 新余学院 | Polycrystalline silicon ingot impurity layer cutting device |
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