CN112453500A - Clamp device for drilling lever - Google Patents
Clamp device for drilling lever Download PDFInfo
- Publication number
- CN112453500A CN112453500A CN202011308931.XA CN202011308931A CN112453500A CN 112453500 A CN112453500 A CN 112453500A CN 202011308931 A CN202011308931 A CN 202011308931A CN 112453500 A CN112453500 A CN 112453500A
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- CN
- China
- Prior art keywords
- support
- lever
- base
- rod
- push
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- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2247/00—Details of drilling jigs
- B23B2247/12—Drilling jigs with means to affix the jig to the workpiece
Abstract
The invention discloses a clamp device for lever drilling, which comprises a base, wherein a first support and a second support are respectively fixed on two sides of the base, one end of a drilling plate is rotatably arranged on the first support, the other end of the drilling plate is detachably arranged on the second support, a support seat is fixed in the middle of the base, auxiliary supports are respectively fixed on two sides of the support seat in the base, a support rod mechanism is movably arranged on the auxiliary supports, the support rod mechanism is connected with a push-pull mechanism, a drill bushing is detachably arranged at the position of the end part in the drilling plate, an air cylinder is also fixed on the base, a compression rod is fixed on a piston rod of the air cylinder, and a pressure head is fixed at the end part of the compression rod. The fixture is simple in positioning mode, the clamping fixing mode adopts pneumatic clamping, so that the clamping process is ensured not to consume too much time, the tool setting time of a cutter can be reduced, and the production efficiency of the lever is improved to a certain extent.
Description
Technical Field
The invention relates to the field of machining, in particular to a clamp device for drilling a lever.
Background
Machine tool fixtures have become important equipment in machining. The design and use of machine tool fixtures is one of the important technological measures to promote the development of production. The rapid development of the industry puts increasing demands on the variety and the productivity of products, so that the machine tool fixture is inevitably put higher demands on various types, medium-sized and small-sized production as the mainstream of mechanical production in order to adapt to the development trend of the mechanical production. When a workpiece is machined on a machine tool, in order to ensure machining accuracy and improve production efficiency, the workpiece needs to be positioned correctly on the machine tool relative to a cutter, and the process is called positioning. Such a process results in the workpiece being fixed in position on the machine tool. General anchor clamps, structure are more complicated, and through adopting many fasteners in order to fix a position the product, the dismouting is more complicated, influences the machining efficiency of work piece. In the process of machining the lever arm, holes to be machined are arranged on the lever arm, the lever arm is distributed on the whole workpiece in a central symmetry mode, the difficulty of clamping and machining the holes in two end planes of the workpiece on the same clamp is increased due to the fact that the lever arm is distributed in a high-low mode, the two end planes and the middle column body are not located on the same plane, and the difficulty of machining the holes is increased due to the height difference. At present, modern clamps are lacked in the market for clamping, fixing and machining the lever hole, the machining requirement of the lever hole is mainly reflected on the surface roughness and the parallelism between the lever hole and the middle hole of the lever, although the machining of the hole is the last step of the lever machining process, the problems of the existing clamps on the machining precision, the dimensional tolerance and the like of the hole still need to be improved, and the problem of difficult clamping also causes the production efficiency of the lever to be limited to a certain extent.
Disclosure of Invention
The invention aims to provide a clamp device for drilling a lever, which solves the problems that in the process of machining a lever arm, holes to be machined are arranged on the lever arm, the lever arm is in central symmetry distribution on the whole workpiece, the difficulty of clamping and machining the holes on two end planes of the workpiece on the same clamp is increased due to the distribution condition of one high part and one low part, the two end planes and a middle cylinder part are not on the same plane, and the difficulty of machining the holes is increased due to the height difference.
In order to achieve the above object, the present invention provides a clamp device for lever drilling, the clamp device for lever drilling comprises a base, a first support and a second support are respectively fixed on two sides of the base, one end of a drilling plate is rotatably arranged on the first support, the other end is detachably arranged on the second support, a support is fixed in the middle of the base, auxiliary supports are respectively fixed on two sides of the support in the base, a support rod mechanism is movably arranged on the auxiliary supports, the support rod mechanism is connected with a push-pull mechanism, so that the push-pull mechanism can drive the support rod mechanism to move along a vertical direction, the middle of a lever member is placed on the support, the end of the lever member is in contact with the upper end of the support rod mechanism, and a drill sleeve is detachably arranged at the end of the drilling plate, the base is further fixed with an air cylinder, a pressure rod is fixed on a piston rod of the air cylinder, and a pressure head is fixed at the end of the pressure rod, so that the air cylinder can stretch out and draw back to enable the lever piece to be at least partially compressed on the supporting seat through the pressure head.
Preferably, a threaded hole is formed in the upper end of the first support, a first pin hole is formed in the upper end of the second support, one end of the drilling plate is in threaded connection with the threaded hole through a spherical shoulder nut, and the other end of the drilling plate is connected with the first pin hole in an inserting mode through a pin rod.
Preferably, the upper end of the supporting seat is provided with a second pin hole, the middle part of the lever member is provided with a shaft sleeve structure, and the positioning pin penetrates through the shaft sleeve structure and is at least partially inserted in the second pin hole.
Preferably, a first sliding slot hole is formed in the auxiliary support along the vertical direction, a second sliding slot hole communicated with the first sliding slot hole is formed in the side face of the auxiliary support in an inwards recessed mode, and the second sliding slot hole is formed along the horizontal direction;
the supporting rod mechanism comprises an ejector rod which is slidably arranged in the first sliding groove hole, and the side surface of the ejector rod is inwards sunken to form a groove hole with a rectangular cross section;
the push-pull mechanism comprises a push rod which is slidably arranged in the second sliding groove hole, a push head with a triangular cross section is formed at the end part of the push rod, and at least part of the push head is positioned in the groove hole, so that the push head can push the ejector rod to move along the vertical direction when moving along the horizontal direction.
Preferably, a limiting sleeve is fixed in the first sliding chute hole, and at least part of the ejector rod is rotatably positioned in the limiting sleeve.
Preferably, the upper end of the ejector rod penetrates through the limiting sleeve and is connected with a supporting head.
Preferably, the lower end of the top rod is connected with the bottom of the first sliding groove hole through a spring.
Preferably, the push-pull mechanism further comprises a base fixed on the base, a handle is hinged to the base, a sliding sleeve is fixed on the base, at least part of the push rod is slidably located in the sliding sleeve, and the handle is further hinged to the push rod through a crank.
Preferably, the pressure head is wrapped with a rubber sleeve.
The invention provides a clamp device for lever drilling, which comprises a base, wherein a first support and a second support are respectively fixed on two sides of the base, one end of a drilling plate is rotatably arranged on the first support, the other end of the drilling plate is detachably arranged on the second support, a support seat is fixed in the middle of the base, auxiliary supports are respectively fixed on two sides of the support seat in the base, a support rod mechanism is movably arranged on the auxiliary supports, the support rod mechanism is connected with a push-pull mechanism, so that the push-pull mechanism can drive the support rod mechanism to move along the vertical direction, the middle of a lever part is placed on the support seat, the end part of the lever part is abutted against the upper end of the support rod mechanism, and a drill sleeve is detachably arranged at the position of the end part in the drilling plate, the base is further fixed with an air cylinder, a pressure rod is fixed on a piston rod of the air cylinder, and a pressure head is fixed at the end of the pressure rod, so that the air cylinder can stretch out and draw back to enable the lever piece to be at least partially compressed on the supporting seat through the pressure head. In actual operation, the middle part of the lever part is placed on the supporting seat, the two ends of the lever part are abutted against the bottom end of the supporting rod mechanism, the supporting position is adjusted by adjusting the height of the supporting rod mechanism due to the height difference of the two ends of the lever part, then the air cylinder is opened to enable the lever part to be tightly pressed on the supporting seat, the drilling hole plate is rotated to enable the drill bushing on the drilling hole plate to be aligned to the two ends of the lever part, and drilling is carried out by using drilling equipment.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a view showing a construction of a jig device for drilling a hole in a lever according to the present invention;
FIG. 2 is a cross-sectional view of the lever drill jig apparatus provided in FIG. 1 taken along the A-A direction;
FIG. 3 is a top view of the lever drill jig apparatus provided by the present invention;
FIG. 4 is a structural view of a support rod mechanism of the jig device for lever drilling according to the present invention;
fig. 5 is a structural view of a push-pull mechanism of the lever drill jig device according to the present invention.
Description of the reference numerals
1-base 2-first support
3-second support 4-Pin
5-spherical shoulder nut 6-lever member
7-auxiliary support 8-push-pull mechanism
9-support rod mechanism 10-drill bushing
11-cylinder 12-piston rod
13-pressure lever 14-pressure head
15-drilling plate 16-positioning pin
17-support seat 601-end
602-shaft sleeve structure 801-handle
802-sliding sleeve 803-crank
804-push rod 805-push head
806-base 901-support head
902-stop collar 903-ejector rod
904-groove hole 905-spring
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1-5: the invention provides a clamp device for lever drilling, which comprises a base 1, wherein a first support 2 and a second support 3 are respectively fixed on two sides of the base 1, one end of a drilling plate 15 is rotatably arranged on the first support 2, the other end of the drilling plate is detachably arranged on the second support 3, a support seat 17 is fixed in the middle of the base 1, auxiliary supports 7 are respectively fixed on two sides of the support seat 17 in the base 1, a support rod mechanism 9 is movably arranged on the auxiliary supports 7, the support rod mechanism 9 is connected with a push-pull mechanism 8, so that the push-pull mechanism 8 can drive the support rod mechanism 9 to move along the vertical direction, the middle of a lever member 6 is placed on the support seat 17, an end 601 of the lever member 6 is abutted against the upper end of the support rod mechanism 9, a drill sleeve 10 is detachably arranged at the end 601 in the drilling plate 15, an air cylinder 11 is further fixed on the base 1, a pressure rod 13 is fixed on a piston rod 12 of the air cylinder 11, and a pressure head 14 is fixed at the end of the pressure rod 13, so that the lever member 6 can be at least partially pressed on the support seat 17 through the pressure head 14 when the air cylinder 11 stretches. In actual operation, the middle part of the lever part is placed on the supporting seat, the two ends of the lever part are abutted against the bottom end of the supporting rod mechanism, the supporting position is adjusted by adjusting the height of the supporting rod mechanism due to the height difference of the two ends of the lever part, then the air cylinder is opened to enable the lever part to be tightly pressed on the supporting seat, the drilling hole plate is rotated to enable the drill bushing on the drilling hole plate to be aligned to the two ends of the lever part, and drilling is carried out by using drilling equipment.
In a preferred embodiment of the present invention, in order to facilitate the installation and positioning of the lever member, a threaded hole is formed at the upper end of the first bracket 2, a first pin hole is formed at the upper end of the second bracket 3, one end of the drilling plate 15 is in threaded connection with the threaded hole through a spherical shoulder nut 5, and the other end is inserted into the first pin hole through a pin 4. When concrete is fixed, place the lever spare on the supporting seat earlier, press from both sides tight back through the cylinder, rotatory drilling board for the drill bushing is located the top of lever spare, later utilizes the locking of pin lever, makes things convenient for follow-up drilling operation.
In a preferred embodiment of the present invention, in order to enable the lever member 6 to be effectively locked and positioned on the supporting seat, the upper end of the supporting seat 17 is provided with a second pin hole, the middle of the lever member 6 is provided with a sleeve structure 602, and the positioning pin 16 penetrates through the sleeve structure 602 and is at least partially inserted into the second pin hole.
In a preferred embodiment of the present invention, in order to enable the support rod mechanism 9 to adjust the support position according to the height difference between the two ends of the lever member, a first slide slot hole is formed in the auxiliary support 7 along the vertical direction, a second slide slot hole communicated with the first slide slot hole is formed by recessing the side surface of the auxiliary support 7 inwards, and the second slide slot hole is formed along the horizontal direction;
the supporting rod mechanism 9 comprises a top rod 903 which is slidably arranged in the first sliding groove hole, and a groove hole 904 with a rectangular section is formed in the side surface of the top rod 903 in an inward concave manner;
the push-pull mechanism 8 comprises a push rod 804 slidably disposed in the second sliding slot, a push head 805 with a triangular cross section is formed at an end of the push rod 804, and the push head 805 is at least partially located in the groove hole 904, so that when the push head 805 moves in the horizontal direction, the push rod 903 can be pushed to move in the vertical direction.
In a preferred embodiment of the present invention, in order to facilitate the up-and-down displacement of the push rod, a stop collar 902 is fixed in the first sliding groove hole, and the push rod 903 is at least partially rotatably located in the stop collar 902.
In a preferred embodiment of the present invention, in order to support both ends of the lever member, the upper end of the plunger 903 penetrates the position-limiting sleeve 902 and is connected to a support head 901.
In a preferred embodiment of the present invention, in order to allow the push rod to smoothly move up and down, the lower end of the push rod 903 is connected to the bottom of the first slide groove hole through a spring 905.
In a preferred embodiment of the present invention, in order to facilitate driving the push rod to move up and down, the push-pull mechanism 8 further includes a base 806 fixed on the base 1, the base 806 is hinged with a handle 801, the base 806 is fixed with a sliding sleeve 802, the push rod 804 is at least partially slidably located in the sliding sleeve 802, and the handle 801 is further hinged with the push rod 804 through a crank 803.
In a preferred embodiment of the present invention, the pressing head 14 is wrapped with a rubber sleeve to prevent the pressing head from scratching the workpiece during the pressing process.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (9)
1. The clamp device for drilling the lever is characterized by comprising a base (1), wherein a first support (2) and a second support (3) are respectively fixed on two sides of the base (1), one end of a drilling plate (15) is rotatably arranged on the first support (2), the other end of the drilling plate is detachably arranged on the second support (3), a support seat (17) is fixed in the middle of the base (1), auxiliary supports (7) are respectively fixed on two sides of the support seat (17) in the base (1), a support rod mechanism (9) is movably arranged on each auxiliary support (7), the support rod mechanism (9) is connected with a push-pull mechanism (8), so that the push-pull mechanism (8) can drive the support rod mechanism (9) to move along the vertical direction, and the middle of a lever piece (6) is placed on the support seat (17), tip (601) of lever spare (6) with the upper end of bracing piece mechanism (9) is inconsistent, lie in drilling board (15) the position detachably of tip (601) is provided with drill bushing (10), still be fixed with cylinder (11) on base (1), be fixed with depression bar (13) on piston rod (12) of cylinder (11), the end fixing of depression bar (13) has pressure head (14), makes the flexible ability that passes through of cylinder (11) pressure head (14) will lever spare (6) at least part compress tightly on supporting seat (17).
2. The lever drilling jig device according to claim 1, wherein the first bracket (2) is provided at an upper end thereof with a threaded hole, the second bracket (3) is provided at an upper end thereof with a first pin hole, one end of the drilling plate (15) is threadedly connected to the threaded hole through a spherical shoulder nut (5), and the other end thereof is inserted into the first pin hole through a pin rod (4).
3. The lever drilling jig device according to claim 1, wherein the upper end of the support base (17) is provided with a second pin hole, the middle of the lever member (6) is provided with a bushing structure (602), and the positioning pin (16) penetrates through the bushing structure (602) and is at least partially inserted into the second pin hole.
4. The lever drilling jig device according to claim 1, wherein a first sliding slot hole is formed in the auxiliary support (7) in a vertical direction, and a second sliding slot hole communicated with the first sliding slot hole is formed by recessing the side surface of the auxiliary support (7) inwards, and the second sliding slot hole is formed in a horizontal direction;
the supporting rod mechanism (9) comprises a top rod (903) which is slidably arranged in the first sliding groove hole, and a groove hole (904) with a rectangular section is formed in the side surface of the top rod (903) in an inwards recessed mode;
the push-pull mechanism (8) comprises a push rod (804) which is slidably arranged in the second sliding chute hole, a push head (805) with a triangular section is formed at the end of the push rod (804), and the push head (805) is at least partially positioned in the groove hole (904), so that when the push head (805) moves along the horizontal direction, the push rod (903) can be pushed to move along the vertical direction.
5. The lever drill jig device of claim 4 wherein a stop collar (902) is secured within the first slide channel bore, and wherein the ram (903) is at least partially rotatably located within the stop collar (902).
6. The lever drilling jig device according to claim 5, wherein the upper end of the ejector rod (903) penetrates the stop collar (902) and is connected with a support head (901).
7. The lever drilling jig device according to claim 6, wherein the lower end of the ejector pin (903) is connected to the bottom of the first chute hole by a spring (905).
8. The lever drilling jig device according to claim 4, characterized in that the push-pull mechanism (8) further comprises a base (806) fixed on the base (1), the base (806) is hinged with a handle (801), the base (806) is fixed with a sliding sleeve (802), the push rod (804) is at least partially slidably located in the sliding sleeve (802), and the handle (801) is further hinged with the push rod (804) through a crank (803).
9. A lever drill jig device according to claim 1 wherein the ram (14) is wrapped with a rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011308931.XA CN112453500A (en) | 2020-11-20 | 2020-11-20 | Clamp device for drilling lever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011308931.XA CN112453500A (en) | 2020-11-20 | 2020-11-20 | Clamp device for drilling lever |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112453500A true CN112453500A (en) | 2021-03-09 |
Family
ID=74837117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011308931.XA Pending CN112453500A (en) | 2020-11-20 | 2020-11-20 | Clamp device for drilling lever |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112453500A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116494159A (en) * | 2023-05-16 | 2023-07-28 | 鼎欣吉盛科技(浙江)有限公司 | Hydraulic rotary tool and installation process thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU645812A1 (en) * | 1977-06-27 | 1979-02-05 | Ивановское Специальное Конструкторское Бюро Расточных Станков | Clamping device |
| CN101628384A (en) * | 2008-07-16 | 2010-01-20 | 天润曲轴股份有限公司 | Clamp for drilling oil hole on crankshaft |
| CN102729064A (en) * | 2012-06-06 | 2012-10-17 | 苏州市职业大学 | Adjustable lever drilling die clamp |
| CN104493259A (en) * | 2014-12-24 | 2015-04-08 | 重庆元创汽车整线集成有限公司 | Lever type hole drilling die |
| CN206230060U (en) * | 2016-11-18 | 2017-06-09 | 株洲星联铁道车辆机电装备有限责任公司 | Lorry bottom door opening and closing mechanism spindle drilling frock |
| CN207206341U (en) * | 2017-06-15 | 2018-04-10 | 上海法雷奥汽车电机雨刮系统有限公司 | For tearing spring-loaded device open |
| CN108422017A (en) * | 2018-03-27 | 2018-08-21 | 芜湖天梦信息科技有限公司 | A kind of dedicated fixture for drilling of lever |
| CN208644159U (en) * | 2018-08-09 | 2019-03-26 | 南京农业大学 | A kind of nozzle drilling clamping device |
-
2020
- 2020-11-20 CN CN202011308931.XA patent/CN112453500A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU645812A1 (en) * | 1977-06-27 | 1979-02-05 | Ивановское Специальное Конструкторское Бюро Расточных Станков | Clamping device |
| CN101628384A (en) * | 2008-07-16 | 2010-01-20 | 天润曲轴股份有限公司 | Clamp for drilling oil hole on crankshaft |
| CN102729064A (en) * | 2012-06-06 | 2012-10-17 | 苏州市职业大学 | Adjustable lever drilling die clamp |
| CN104493259A (en) * | 2014-12-24 | 2015-04-08 | 重庆元创汽车整线集成有限公司 | Lever type hole drilling die |
| CN206230060U (en) * | 2016-11-18 | 2017-06-09 | 株洲星联铁道车辆机电装备有限责任公司 | Lorry bottom door opening and closing mechanism spindle drilling frock |
| CN207206341U (en) * | 2017-06-15 | 2018-04-10 | 上海法雷奥汽车电机雨刮系统有限公司 | For tearing spring-loaded device open |
| CN108422017A (en) * | 2018-03-27 | 2018-08-21 | 芜湖天梦信息科技有限公司 | A kind of dedicated fixture for drilling of lever |
| CN208644159U (en) * | 2018-08-09 | 2019-03-26 | 南京农业大学 | A kind of nozzle drilling clamping device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116494159A (en) * | 2023-05-16 | 2023-07-28 | 鼎欣吉盛科技(浙江)有限公司 | Hydraulic rotary tool and installation process thereof |
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Application publication date: 20210309 |
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