CN110561154A - bar clamp for milling machine - Google Patents
bar clamp for milling machine Download PDFInfo
- Publication number
- CN110561154A CN110561154A CN201910929065.7A CN201910929065A CN110561154A CN 110561154 A CN110561154 A CN 110561154A CN 201910929065 A CN201910929065 A CN 201910929065A CN 110561154 A CN110561154 A CN 110561154A
- Authority
- CN
- China
- Prior art keywords
- clamping
- mounting plate
- groove
- adjusting
- milling machine
- 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.)
- Pending
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
Abstract
The invention discloses a bar clamp for a milling machine, which is applied to the field of milling machine processing and solves the technical problems that the traditional processing mode has too low processing efficiency, is difficult to meet the requirements of a large amount of processing and is difficult to ensure the consistency of processed products, and the technical scheme has the key points that: the device comprises a mounting plate, a clamping assembly and an adjusting assembly, wherein the clamping assembly and the adjusting assembly are arranged on the mounting plate; a sliding groove is formed in the mounting plate; the clamping assembly comprises a clamping seat and a pressing plate, a sliding block is arranged on the clamping seat, a clamping groove is formed in the clamping seat, the section of the clamping groove is V-shaped, and the pressing plate is detachably connected with the clamping seat; the adjusting assembly comprises an adjusting seat and an adjusting screw rod, and the adjusting screw rod is rotatably connected with the clamping seat; the mounting plate is provided with at least three positioning plates, and the number of the clamping grooves is at least three along the length direction of the clamping seat; the technical effect that the device clamps the bars efficiently and accurately, can clamp a plurality of bars simultaneously, improves the processing efficiency and improves the consistency of processed products.
Description
Technical Field
the invention relates to the field of milling machine processing, in particular to a bar clamp for a milling machine.
Background
The bar is usually clamped by a three-jaw chuck on a lathe and then processed, but when the conventional lathe is used for processing, holes or grooves and the like are difficult to be formed on the circumferential surface of the bar; at present, some four-shaft milling machines can conveniently and accurately process the circumferential surface of the bar stock and process various complex figures, but when only simple hole opening or grooving processing needs to be carried out on the bar stock, and large-batch processing is needed.
However, the four-axis milling machine needs to perform independent clamping and tool setting every time when processing one bar, and then processes the bar, and the process is repeated, so that the processing efficiency is too low to meet the requirement of a large amount of processing; and the consistency of the processed product is difficult to ensure by repeated clamping.
disclosure of Invention
The invention aims to provide a bar clamp for a milling machine, which has the advantages that bar can be clamped efficiently and accurately, a plurality of bars can be clamped simultaneously, the processing efficiency is improved better, and the consistency of processed products is improved.
the technical purpose of the invention is realized by the following technical scheme: a bar clamp for a milling machine comprises a mounting plate, a clamping assembly and an adjusting assembly, wherein the clamping assembly and the adjusting assembly are arranged on the mounting plate;
The mounting plate is provided with a sliding groove, and the sliding groove is arranged along the length direction of the mounting plate;
The clamping assembly comprises a clamping seat and a pressing plate, a sliding block in sliding fit with the sliding groove is arranged on the clamping seat, a clamping groove for placing a bar is formed in one side, away from the mounting plate, of the clamping seat, the section of the clamping groove is V-shaped, and the pressing plate is detachably connected with the clamping seat;
The adjusting assembly comprises an adjusting seat connected with the mounting plate and an adjusting screw rod in threaded fit with the adjusting seat, and the adjusting screw rod is rotatably connected with the clamping seat;
The mounting plate is provided with a positioning plate, and the clamping grooves are at least three along the length direction of the clamping seat.
Through the technical scheme, the sliding block is matched with the sliding groove to well guide the clamping seat to slide along the length direction of the sliding groove, so that the bar stock can be clamped according to the length of the bar stock, and the stability of clamping the bar stock is ensured; the clamping seat can be conveniently driven to slide by rotating an adjusting screw rod in the adjusting assembly, so that the clamping seat is more convenient to adjust, and the thread fit has better self-locking performance, so that the position of the clamping seat is not easy to change randomly after being adjusted, and the stability of the clamping seat is ensured; the clamping groove on the clamping seat is used for placing the bar, the pressing plate is connected with the clamping seat to press the bar in the clamping groove, and the pressing plate can be conveniently detached from the clamping seat, so that the bar clamping efficiency is improved; and the section of the clamping groove is in a V shape, so that the clamping groove can be suitable for bars with different diameters. The positioning plate is used for limiting the position of one end of the bar stock, and one end face of the bar stock can be abutted against the positioning plate when the bar stock is clamped, so that the relative position of the bar stock and the positioning plate is well determined; the position of the positioning plate on the machine tool platform can be determined during machining, and repeated operation of tool setting and reference finding is not needed after subsequent clamping of the bar, so that machining efficiency is improved well.
The invention is further configured to: and a positioning nut is matched with the adjusting screw in a threaded manner.
Through the technical scheme, the positioning nut can be further locked on the adjusting seat through the adjusting screw rod after being in threaded fit with the adjusting screw rod, so that the adjusting screw rod can adjust the position of the clamping seat more stably.
The invention is further configured to: the locking groove has been seted up on the mounting panel, the length direction in locking groove and the length direction parallel arrangement in groove that slides, it is connected with the locking slider to slide in the locking groove, wear to be equipped with the locking screw who is connected with the locking slider on the tight seat of clamp, the threaded fit has lock nut on the locking screw.
Through the technical scheme, the locking groove guides the locking sliding block to slide along the length direction of the locking sliding block, and the locking nut is in threaded fit with the locking screw rod to stably lock the clamping seat on the mounting plate, so that the connection stability of the clamping seat and the mounting plate is further improved; and when the clamping seat needs to be loosened, only the locking nut needs to be loosened, so that the clamping seat is convenient to lock and disassemble.
The invention is further configured to: two clamping components are arranged along the length direction of the mounting plate.
Through above-mentioned technical scheme, two sets of clamping components can follow two positions of the length direction of bar and carry out the centre gripping to the bar centre gripping to more stable to the bar centre gripping, further the stability of bar when processing has been guaranteed.
The invention is further configured to: the mounting plate is provided with a mounting hole, a mounting bolt penetrates through the mounting hole, and a mounting sliding block is arranged on the mounting bolt in a threaded fit mode.
Through the technical scheme, the mounting holes are used for the mounting bolts to pass through, the mounting bolts and the mounting sliders are in threaded fit to clamp the mounting plates on the working platform of the milling machine, the mounting bolts and the mounting sliders are loosened, and the positions of the mounting plates on the working platform can be well adjusted, so that the mounting plates and the fixing mounting plates are convenient to adjust and fix, and the overall processing efficiency is improved.
The invention is further configured to: and one end of the adjusting screw rod, which is far away from the clamping seat, is rotatably connected with an adjusting handle, and the adjusting handle rotates along the axis direction of the adjusting screw rod.
Through the technical scheme, the adjusting handle increases the moment when the adjusting screw rod is rotated, so that the adjusting screw rod is rotated more laborsavingly, and the clamping seat can be driven to slide more laborsavingly.
The invention is further configured to: be equipped with the scale on the mounting panel, the length direction setting of mounting panel is followed to the scale.
through the technical scheme, the ruler is used for reference when workers adjust the clamping seat, and the size of the bar stock can be preliminarily estimated through the ruler, so that the workers can quickly select the clamping position of the bar stock; therefore, the position of the clamping seat can be adjusted more accurately, and the bar stock can be clamped more stably.
The invention is further configured to: the cross sections of the sliding block and the sliding groove are in an inverted T shape.
Through above-mentioned technical scheme, the sliding block can be better with the groove agrees with that slides to better restriction the sliding block in the ascending position of vertical direction, make the sliding block only can slide along the length direction in groove that slides, make the clamp holder more stable that slides.
The invention is further configured to: and dust covers are arranged on the sliding groove and the locking groove, one end of each dust cover is connected with the clamping seat, and the other end of each dust cover is connected with the mounting plate.
Through above-mentioned technical scheme, the dust cover is arranged in preventing that dust or iron fillings from entering into the groove and the locking groove of sliding, better avoid the groove of sliding and the locking groove condition of blockking up to guaranteed to press from both sides the stable slip of tight seat.
the invention is further configured to: and a pressing cambered surface attached to the bar stock is arranged on the pressing plate.
Through above-mentioned technical scheme, compress tightly the periphery laminating that the cambered surface can with the bar for the contact surface of pressure strip and bar is bigger, thereby can be more stable compress tightly the bar in pressing from both sides tight groove.
In conclusion, the invention has the following beneficial effects:
1. The clamping groove on the clamping seat is matched with the pressing plate, so that the bar can be well pressed in the clamping groove, and the bar can be clamped more conveniently and quickly;
2. The position of the clamping seat can be conveniently adjusted by adopting the adjusting screw rod, and the clamping seat can be further fixed by the locking screw rod and the locking nut, so that the clamping seat is more stable to fix.
Drawings
fig. 1 is an overall configuration diagram of the present embodiment;
FIG. 2 is a schematic structural view of the clamping seat and the mounting plate of the present embodiment in an exploded state;
FIG. 3 is a schematic structural view of the clamping assembly of the present embodiment;
FIG. 4 is a schematic structural view of the sliding block and the clamping groove in a matching relationship in the present embodiment;
Fig. 5 is a schematic structural diagram of the adjustment assembly of the present embodiment.
Reference numerals: 1. mounting a plate; 2. a clamping assembly; 3. an adjustment assembly; 4. a sliding groove; 5. a clamping seat; 6. a compression plate; 7. a sliding block; 8. a clamping groove; 9. an adjusting seat; 10. adjusting the screw rod; 11. positioning a plate; 12. positioning a nut; 13. a locking groove; 14. locking the sliding block; 15. locking the screw rod; 16. locking the nut; 17. mounting holes; 18. installing a bolt; 19. installing a sliding block; 20. an adjusting handle; 21. a dust cover; 22. pressing the cambered surface; 23. the ball is prevented from falling off.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
Referring to fig. 1 and 2, a bar stock clamp for a milling machine comprises a mounting plate 1, a clamping assembly 2 and an adjusting assembly 3, wherein the clamping assembly 2 and the adjusting assembly 3 are arranged on the mounting plate 1 and are used for clamping a bar stock; the mounting plate 1 is provided with two sliding grooves 4, the sliding grooves 4 are arranged along the length direction of the mounting plate 1, the sliding grooves 4 are arranged in the middle of the mounting plate 1, and the sliding grooves 4 are symmetrically arranged along the length direction of the mounting plate 1; a locking groove 13 is formed in the mounting plate 1, and the locking groove 13 is arranged in parallel with the sliding groove 4; the locking groove 13 is provided with two sets, and every group is equipped with two, and two locking groove 13 symmetries of every group set up in the both sides of groove 4 that slides moreover, and the cross-section in locking groove 13 and groove 4 that slides all is "T" shape of falling.
Referring to fig. 2, four mounting holes 17 are uniformly distributed at a position of the mounting plate 1 close to the middle, the mounting holes 17 are counter bores, mounting bolts 18 penetrate through the mounting holes 17, the mounting bolts 18 are hexagon socket head bolts, the bolt heads of the mounting bolts 18 are embedded in the counter bores, and one ends of the mounting bolts 18 far away from the mounting plate 1 are in threaded fit with mounting sliders 19; when the mounting plate 1 is mounted on a working platform of a milling machine, firstly, the mounting bolt 18 is screwed into a small section to be mounted on the mounting slide block 19, then, the mounting slide block 19 is slid into a sliding groove of the working platform of the milling machine until the mounting slide block is slid to a proper position, and then, the mounting bolt 18 is completely screwed; the mounting bolts 18 are tightened in the order that one pair of diagonal mounting bolts 18 are tightened and then the other pair of diagonal mounting bolts 18 are tightened to ensure that all four mounting bolts 18 are tightened and that the four corners of the mounting plate 1 are in a horizontal state.
Referring to fig. 3 and 4, the clamping assembly 2 comprises a clamping seat 5 and a pressing plate 6, a sliding block 7 is fixed on one side of the clamping seat 5 close to the mounting plate 1, the cross section of the sliding block 7 is in an inverted T shape, and the sliding block 7 is arranged in the sliding groove 4 in a sliding manner; one side of the clamping seat 5, which is far away from the mounting plate 1, is provided with three clamping grooves 8, and the three clamping grooves 8 are uniformly distributed along the length direction of the clamping seat 5; the pressing plates 6 are connected to the clamping seats 5 close to the clamping grooves 8 through bolts, and the pressing plates 6 and the clamping grooves 8 are arranged in a one-to-one correspondence manner; the cross-section of the clamping groove 8 is in a V shape, when the bar is placed in the clamping groove 8, the circumferential surface of the bar is abutted against the two sides of the clamping groove 8, the pressing plate 6 is provided with a pressing arc surface 22, the pressing arc surface 22 is attached to the bar, the pressing plate 6 can more stably press the bar in the clamping groove 8, and the pressing plate 6 with the corresponding diameter to press the arc surface 22 can be adopted for bars with different diameters to press tightly.
Referring to fig. 2, a locking slider 14 connected in a sliding manner along the length direction of the locking groove 13 is arranged in the locking groove 13, a locking screw 15 is fixedly connected to the locking slider 14, the locking screw 15 penetrates through the clamping seat 5, and a locking nut 16 is in threaded fit with the locking screw 15; when the locking nut 16 is tightened, the lower surface of the locking nut 16 is engaged with the upper surface of the clamping seat 5, so that the clamping seat 5 is stably and firmly locked on the mounting plate 1. A scale is arranged on one side of the mounting plate 1 and arranged along the length direction of the mounting plate 1; the operator can quickly estimate the length of the bar by means of the ruler in order to adjust the gripping shoe 5 to a position suitable for supporting the bar.
Referring to fig. 5, the adjusting assembly 3 includes an adjusting seat 9 and an adjusting screw 10, the adjusting seat 9 is fixedly disposed at one end of the mounting plate 1, the adjusting screw 10 is in threaded fit with the adjusting seat 9, and a positioning plate 11 extends upward from the adjusting seat 9; one end of an adjusting screw rod 10 is rotatably connected with the clamping seat 5, a bearing is arranged on the clamping seat 5, the outer ring of the bearing is fixedly connected with the clamping seat 5, and the inner ring of the shaft is fixedly connected with the adjusting screw rod 10; the adjusting screw 10 is in threaded fit with a positioning nut 12, and the adjusting screw 10 can be further locked on the adjusting seat 9 by screwing the positioning nut 12. Adjusting screw 10 is kept away from the one end rotation that presss from both sides tight seat 5 and is connected with adjustment handle 20, adjustment handle 20 rotates along adjusting screw 10's axis direction, adjustment handle 20 reduces gradually towards the direction diameter of keeping away from adjusting screw 10, and adjustment handle 20 keeps away from adjusting screw 10's one end fixedly connected with anticreep ball 23, the diameter of anticreep ball 23 is greater than adjusting handle 20's diameter, the condition of slippage is difficult for appearing when making the staff grip adjusting handle 20 terminal, assurance adjusting handle 20 that can be better.
Referring to fig. 1 and 2, dust covers 21 are arranged on the sliding groove 4 and the locking groove 13, and the dust covers 21 are organ covers; one end of the dust cover 21 is fixedly connected with the clamping seat 5, and the other end of the dust cover is fixedly connected with the mounting plate 1; the dust cover 21 covers the notches of the sliding groove 4 and the locking groove 13, so that dust and scrap iron are prevented from entering the sliding groove 4 and the locking groove 13.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. a bar clamp for a milling machine is characterized by comprising a mounting plate (1), a clamping assembly (2) and an adjusting assembly (3), wherein the clamping assembly (2) and the adjusting assembly are arranged on the mounting plate (1);
a sliding groove (4) is formed in the mounting plate (1), and the sliding groove (4) is arranged along the length direction of the mounting plate (1);
The clamping assembly (2) comprises a clamping seat (5) and a pressing plate (6), a sliding block (7) in sliding fit with the sliding groove (4) is arranged on the clamping seat (5), a clamping groove (8) for placing a bar is formed in one side, away from the mounting plate (1), of the clamping seat (5), the section of the clamping groove (8) is V-shaped, and the pressing plate (6) is detachably connected with the clamping seat (5);
The adjusting assembly (3) comprises an adjusting seat (9) connected with the mounting plate (1) and an adjusting screw rod (10) in threaded fit with the adjusting seat (9), and the adjusting screw rod (10) is rotatably connected with the clamping seat (5);
be equipped with locating plate (11) on mounting panel (1), press from both sides tight groove (8) and be equipped with at least three along the length direction who presss from both sides tight seat (5).
2. A bar clamp for a milling machine according to claim 1, characterized in that a positioning nut (12) is screw-fitted on the adjusting screw (10).
3. the bar clamp for the milling machine as claimed in claim 1, wherein the mounting plate (1) is provided with a locking groove (13), the length direction of the locking groove (13) is parallel to the length direction of the sliding groove (4), the locking groove (13) is connected with a locking slider (14) in a sliding manner, the clamping seat (5) is provided with a locking screw (15) connected with the locking slider (14) in a penetrating manner, and the locking screw (15) is provided with a locking nut (16) in a threaded fit manner.
4. a bar clamp for a milling machine according to claim 1, characterized in that the clamping assembly (2) is provided in two along the length of the mounting plate (1).
5. The bar clamp for the milling machine as claimed in claim 1, wherein the mounting plate (1) is provided with a mounting hole (17), a mounting bolt (18) penetrates through the mounting hole (17), and a mounting sliding block (19) is in threaded fit with the mounting bolt (18).
6. The bar clamp for the milling machine as claimed in claim 1, characterized in that an adjusting handle (20) is rotatably connected to one end of the adjusting screw (10) far away from the clamping seat (5), and the adjusting handle (20) rotates along the axial direction of the adjusting screw (10).
7. a bar clamp for a milling machine according to claim 1, characterized in that a scale is provided on the mounting plate (1), and the scale is provided along the length direction of the mounting plate (1).
8. A bar clamp for a milling machine according to claim 1, characterized in that the cross section of the sliding block (7) and the sliding groove (4) are in an inverted "T" shape.
9. The bar clamp for the milling machine as claimed in claim 3, characterized in that the sliding groove (4) and the locking groove (13) are provided with dust covers (21), one end of each dust cover (21) is connected with the clamping seat (5), and the other end is connected with the mounting plate (1).
10. A bar clamp for a milling machine according to claim 1, characterized in that the hold-down plate (6) is provided with a hold-down contour (22) for abutting against the bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910929065.7A CN110561154A (en) | 2019-09-28 | 2019-09-28 | bar clamp for milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910929065.7A CN110561154A (en) | 2019-09-28 | 2019-09-28 | bar clamp for milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110561154A true CN110561154A (en) | 2019-12-13 |
Family
ID=68783038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910929065.7A Pending CN110561154A (en) | 2019-09-28 | 2019-09-28 | bar clamp for milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110561154A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045454A (en) * | 2020-09-04 | 2020-12-08 | 武汉普泰金属制造技术有限公司 | CNC machining positioning device for template workpiece |
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| CN103639770A (en) * | 2013-11-28 | 2014-03-19 | 无锡市航鹄科技有限公司 | High-efficiency positioning fixture for cylinder borehole |
| CN104339201A (en) * | 2014-11-03 | 2015-02-11 | 天津商业大学 | Special clamping device for processing rod-shaped products |
| CN104400499A (en) * | 2014-11-26 | 2015-03-11 | 济南大学 | Novel drill jig for processing radial hole of bar |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191213 |