CN109352352B - Guide rail guiding and clamping composite device and use method - Google Patents
Guide rail guiding and clamping composite device and use method Download PDFInfo
- Publication number
- CN109352352B CN109352352B CN201811315200.0A CN201811315200A CN109352352B CN 109352352 B CN109352352 B CN 109352352B CN 201811315200 A CN201811315200 A CN 201811315200A CN 109352352 B CN109352352 B CN 109352352B
- Authority
- CN
- China
- Prior art keywords
- guide rail
- sheet
- pressing plate
- piston
- waist
- 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.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000005096 rolling process Methods 0.000 claims abstract description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 22
- 239000003921 oil Substances 0.000 claims description 22
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 210000003734 kidney Anatomy 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/017—Arrangements of ways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
Abstract
The invention discloses a guide rail guiding and clamping composite device and a use method thereof, wherein the guide rail guiding and clamping composite device comprises a guide rail, a sliding seat is arranged on the guide rail through sliding fit, a rolling block is arranged on the inner side wall of the guide rail, a thin sheet is arranged on the bottom end surface of the sliding seat, a pressing plate is arranged at the lower end of the thin sheet, and the thin sheet and the pressing plate are fixedly connected with the sliding seat through screws; the upper end face of the pressing plate is provided with a waist-shaped annular groove, the lower end face of the pressing plate is provided with an oil pipe joint, the oil pipe joint is communicated with the waist-shaped groove, and a piston is slidably matched in the waist-shaped groove. The guiding and clamping functions are combined in the device, so that the mechanical structure is greatly simplified, the manufacturing cost of the machine tool is reduced, and the assembly time of workers is shortened. Meanwhile, the guide part is made of wear-resistant materials, so that the service life of the device is prolonged; the clamping element provides a greater clamping force in the same space by increasing the piston area.
Description
Technical Field
The invention belongs to a machine tool machining auxiliary device, and particularly relates to a guide rail guiding and clamping composite device and a use method thereof.
Background
When the guide rail does linear motion, a guide device and a clamping device are often needed, the guide device ensures that the linear shaft has good positioning precision and repeated positioning precision when in motion, and the clamping device ensures that the guide rail is firmly locked when the linear shaft stops, so that the rigidity of the machine tool is improved. The existing method is to design the two sets of devices respectively, so that the structure is complex, the manufacturing cost of parts is high, the service life of the guiding device is generally low, and the rigidity of the clamping device is insufficient.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a guide rail guiding and clamping composite device and a use method thereof, wherein guiding and clamping functions are combined in one device, so that the mechanical structure is greatly simplified, the manufacturing cost of a machine tool is reduced, and the assembly time of workers is also reduced. Meanwhile, the guide part is made of wear-resistant materials, so that the service life of the device is prolonged; the clamping element provides a greater clamping force in the same space by increasing the piston area.
In order to achieve the technical characteristics, the aim of the invention is realized in the following way: the guide rail guiding and clamping composite device comprises a guide rail, wherein a sliding seat is arranged on the guide rail through sliding fit, a rolling block is arranged on the inner side wall of the guide rail, a sheet is arranged on the bottom end face of the sliding seat, a pressing plate is arranged at the lower end of the sheet, and the sheet and the pressing plate are fixedly connected with the sliding seat through screws; the upper end face of the pressing plate is provided with a waist-shaped annular groove, the lower end face of the pressing plate is provided with an oil pipe joint, the oil pipe joint is communicated with the waist-shaped groove, and a piston is slidably matched in the waist-shaped groove.
The rolling block is provided with a rolling needle which is matched with the inner side wall of the guide rail.
The piston adopts a ladder structure, and a sealing ring is positioned and installed at the bottom ladder.
The upper surface of the sheet is divided into two parts by a rectangular groove, and a wear-resistant guide rail soft belt is stuck on the upper surface contacted with the end surface of the bottom of the guide rail, and is contacted with the bottom surface of the guide rail.
The section of the piston matched with the kidney-shaped groove adopts a kidney shape and can move up and down in the kidney-shaped groove.
The application method of the guide rail guiding and clamping composite device comprises the following steps:
step1: the end surface of the sheet matched with the slide seat is matched and ground by measuring the height difference between the lower bottom surface of the guide rail and the lower bottom surface of the slide seat, so that the guide rail soft belt on the upper surface of the other side of the sheet is contacted with the guide rail;
step2: when the linear shaft moves, the oil pipe joint is communicated with hydraulic oil, the hydraulic oil enters the waist-shaped groove of the pressing plate to push the piston to move upwards, the piston presses the right side face of the sheet, the soft belt face of the sheet guide rail is further tightly attached to the guide rail, the hydraulic oil pressure with proper size is regulated, and the guide rail is ensured to move smoothly while being pre-tightly pressed;
step3: when the linear shaft stops moving, the oil pipe joint is still communicated with hydraulic oil, the pressure of the hydraulic oil is increased, and the locking force of the sheet on the guide rail is increased until the guide rail is locked;
step4: when the linear shaft moves and stops, the oil pipe joint is always communicated with hydraulic oil, and the difference is that the oil pressure is smaller when the linear shaft moves than when the linear shaft stops.
The invention has the following beneficial effects:
1. the invention simplifies the mechanical structure, reduces the installation space, reduces the manufacturing cost of the machine tool and reduces the assembly time of workers by combining the guiding and clamping functions in one device.
2. The contact surface of the guide part and the guide rail is made of high-performance wear-resistant materials, so that the service life of the device is prolonged.
3. When the linear shaft stops, the automatic clamping of the oil passing piston improves the degree of automation; when the linear shaft moves, the piston is communicated with hydraulic oil, and the proper oil pressure is regulated to pretighten the sheet, so that the movement rigidity of the linear shaft is improved.
4. By increasing the cross-sectional area of the piston, the piston provides larger clamping force under the same condition, and the dynamic and static rigidity of the clamping device is more reliable.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic cross-sectional view of a piston of the present invention.
In the figure: guide rail 1, slide 2, piston 3, thin slice 4, clamp plate 5, screw 6, sealing washer 7, oil pipe joint 8, rolling piece 9.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-2, a guide rail guiding and clamping composite device comprises a guide rail 1, wherein a sliding seat 2 is arranged on the guide rail 1 through sliding fit, a rolling block 9 is arranged on the inner side wall of the guide rail 1, a thin sheet 4 is arranged on the bottom end surface of the sliding seat 2, a pressing plate 5 is arranged at the lower end of the thin sheet 4, and the thin sheet 4 and the pressing plate 5 are fixedly connected with the sliding seat 2 through a screw 6; the upper end face of the pressing plate 5 is provided with a waist-shaped annular groove, the lower end face of the pressing plate 5 is provided with an oil pipe joint 8, the oil pipe joint 8 is communicated with the waist-shaped groove, and a piston 3 is slidably matched in the waist-shaped groove. By adopting the guiding and clamping composite device with the structure, the guiding and clamping functions are combined in one device, so that the mechanical structure is greatly simplified, the manufacturing cost of a machine tool is reduced, and the assembly time of workers is also reduced.
Further, a rolling pin is arranged on the rolling block 9, and the rolling pin is matched with the inner side wall of the guide rail 1. The friction force of the sliding seat 2 sliding on the guide rail 1 can be effectively reduced through the rolling block 9, and the sliding stability of the sliding seat is ensured.
Furthermore, the piston 3 adopts a ladder structure, and a sealing ring 7 is positioned and installed at the bottom ladder. The piston 3 with the structure can push the sheet 4 at the top of the piston under the action of hydraulic oil, and then the guide rail soft belt is contacted with the guide rail through the sheet 4.
Further, the upper surface of the sheet 4 is divided into two parts by a rectangular groove, and a wear-resistant guide rail soft belt is attached to the upper surface contacted with the bottom end surface of the guide rail 1, and is contacted with the bottom surface of the guide rail 1. Through adjusting the hydraulic oil pressure of suitable size, guarantee that the guide rail removes smoothly when carrying out pretension to the guide rail.
Further, the cross section of the piston 3 matched with the kidney-shaped groove adopts a kidney shape and can move up and down in the kidney-shaped groove. The sliding stability is ensured by adopting the kidney-shaped groove.
Furthermore, the piston 3 adopts a waist-shaped structure, and the waist-shaped structure can increase the cross section area, so that the stability of hydraulic oil is ensured, and the soft belt of the guide rail is increased to be contacted with the guide rail 1, so that the aim of adjusting the clamping force is fulfilled.
Further, the pre-tightening force and clamping force of the sheet 4 and the guide rail 1, the oil pressure provided by the hydraulic system, the area of the waist-shaped section of the piston 3 and the number of pistons need to be calculated according to practical situations.
Example 2:
the application method of the guide rail guiding and clamping composite device comprises the following steps:
step1: the end surface of the sheet 4 matched with the slide seat 2 is matched and ground by measuring the height difference between the lower bottom surface of the guide rail 1 and the lower bottom surface of the slide seat 2, so that a guide rail soft belt on the upper surface of the other side of the sheet 4 is contacted with the guide rail 1;
step2: when the linear shaft moves, the oil pipe joint 8 is communicated with hydraulic oil, the hydraulic oil enters the waist-shaped groove of the pressing plate 5 to push the piston 3 to move upwards, the piston 3 presses the right side face of the sheet 4, the soft belt face of the guide rail of the sheet 4 is further tightly attached to the guide rail, the hydraulic oil pressure with proper size is regulated, and the guide rail 1 is pre-tightened and simultaneously smooth movement of the guide rail is ensured;
step3: when the linear shaft stops moving, the oil pipe joint 8 is still communicated with hydraulic oil, the pressure of the hydraulic oil is increased, and the locking force of the sheet 4 on the guide rail is increased until the guide rail is locked;
step4: the oil pipe joint 8 is always connected with hydraulic oil when the linear shaft moves and stops, except that the oil pressure is smaller when the linear shaft moves than when the linear shaft stops.
The above-described embodiments are intended to illustrate the present invention, not to limit it, and any modifications and variations made thereto are within the spirit of the invention and the scope of the appended claims.
Claims (2)
1. The application method of the guide rail guiding and clamping composite device is characterized by comprising the following steps of: the guide rail guiding and clamping composite device comprises a guide rail (1), wherein a sliding seat (2) is arranged on the guide rail (1) in a sliding fit manner, a rolling block (9) is arranged on the inner side wall of the guide rail (1), a thin sheet (4) is arranged on the bottom end face of the sliding seat (2), a pressing plate (5) is arranged at the lower end of the thin sheet (4), and the thin sheet (4) and the pressing plate (5) are fixedly connected with the sliding seat (2) through screws (6); the upper end face of the pressing plate (5) is provided with a waist-shaped annular groove, the lower end face of the pressing plate (5) is provided with an oil pipe joint (8), the oil pipe joint (8) is communicated with the waist-shaped groove, and a piston (3) is in sliding fit in the waist-shaped groove;
the piston (3) adopts a ladder structure, and a sealing ring (7) is positioned and installed at the bottom ladder;
the upper surface of the sheet (4) is divided into two parts by a rectangular groove, and a wear-resistant guide rail soft belt is stuck on the upper surface contacted with the end surface of the bottom of the guide rail (1), and is contacted with the bottom surface of the guide rail (1);
the section of the piston (3) matched with the kidney-shaped groove adopts a kidney shape and can move up and down in the kidney-shaped groove;
the using method comprises the following steps:
step1: the end face of the sheet (4) matched with the sliding seat (2) is worn by measuring the height difference between the lower bottom surface of the guide rail (1) and the lower bottom surface of the sliding seat (2), so that a guide rail soft belt on the upper surface of the other side of the sheet (4) is contacted with the guide rail (1);
step2: when the linear shaft moves, the oil pipe joint (8) is communicated with hydraulic oil, the hydraulic oil enters the waist-shaped groove of the pressing plate (5) to push the piston (3) to move upwards, the piston (3) presses the right side face of the sheet (4), the guide rail soft belt face of the sheet (4) is further tightly attached to the guide rail, the hydraulic oil pressure with proper size is regulated, and the guide rail (1) is pre-tightened and simultaneously smooth movement of the guide rail is ensured;
step3: when the linear shaft stops moving, the oil pipe joint (8) is still communicated with hydraulic oil, the pressure of the hydraulic oil is increased, and the locking force of the sheet (4) on the guide rail is increased until the guide rail is locked;
step4: when the linear shaft moves and stops, the oil pipe joint (8) is always communicated with hydraulic oil, and the difference is that the oil pressure is smaller when the linear shaft moves than when the linear shaft stops.
2. The method of using a rail guided clamp combination device of claim 1, wherein: the rolling block (9) is provided with a rolling needle which is matched with the inner side wall of the guide rail (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315200.0A CN109352352B (en) | 2018-11-06 | 2018-11-06 | Guide rail guiding and clamping composite device and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315200.0A CN109352352B (en) | 2018-11-06 | 2018-11-06 | Guide rail guiding and clamping composite device and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109352352A CN109352352A (en) | 2019-02-19 |
| CN109352352B true CN109352352B (en) | 2024-01-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811315200.0A Active CN109352352B (en) | 2018-11-06 | 2018-11-06 | Guide rail guiding and clamping composite device and use method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109352352B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702499A (en) * | 2019-02-27 | 2019-05-03 | 苏州工业职业技术学院 | A kind of guide rail locking apparatus and lathe |
| CN114505693A (en) * | 2022-02-18 | 2022-05-17 | 浙江亚微精密机床有限公司 | Machining method of movable guide rail locking structure of hydrostatic guide rail |
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| CN104568352B (en) * | 2014-12-29 | 2017-02-22 | 苏州苏试试验仪器股份有限公司 | Self-adjusting type static pressure flat guide rail |
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| CN109352352A (en) | 2019-02-19 |
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