CN211387762U - A frock clamp for light rail bottom part - Google Patents
A frock clamp for light rail bottom part Download PDFInfo
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- CN211387762U CN211387762U CN201922125433.0U CN201922125433U CN211387762U CN 211387762 U CN211387762 U CN 211387762U CN 201922125433 U CN201922125433 U CN 201922125433U CN 211387762 U CN211387762 U CN 211387762U
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Abstract
A tooling fixture for a light rail bottom part comprises a mounting seat, wherein the mounting seat comprises a bottom plate for placing a workpiece, L-shaped plates for limiting the workpiece are arranged at four right angles of the bottom plate, at least one fastening bolt which is used for fastening the workpiece and is vertical to each other is arranged at the top of each L-shaped plate, an internal thread hole matched with the fastening bolt is arranged at the top of each L-shaped plate, and the fastening bolt is screwed in the direction close to the workpiece after penetrating through the internal thread hole of the L-shaped plate, so that the fine adjustment and fastening of the position of the workpiece are realized; a positioning hole for positioning the mounting seat is arranged on the central axis of the bottom plate; the positioning pin penetrates through the positioning hole in the bottom plate and then is connected with a machine tool workbench to position the mounting seat; the outer end faces of the two short edges of the mounting base bottom plate are respectively provided with two U-shaped grooves, and when the mounting base bottom plate is used, bolts penetrate through the U-shaped grooves and then are connected with a machine tool workbench to fasten the mounting base. The utility model discloses can reduce the processing step, improve machining efficiency, reduce the processing cost.
Description
Technical Field
The utility model relates to a machining technical field, in particular to a frock clamp for light rail bottom spare.
Background
The movable pendulum of the light rail is used as a large box part and is a necessary part of the light rail, and the accurate and rapid positioning and clamping of the movable pendulum of the light rail is an important means for improving the processing efficiency and reducing the processing cost. The traditional processing scheme has complex procedures and needs the following three steps: firstly, marking on a platform, secondly milling a reference surface on a boring machine, and thirdly, processing a bottom surface on the boring machine by taking the reference surface as a positioning reference. Every work step all needs the driving hoist and mount, causes other equipment wait man-hours long, influences whole machining shop machining efficiency, causes the processing cost to rise.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a frock clamp for light rail bottom part.
The utility model aims at realizing through the following technical scheme:
the utility model provides a frock clamp for light rail bottom part which characterized in that: the mounting seat comprises a bottom plate for placing a workpiece, L-shaped plates for limiting the workpiece are arranged at four right angles of the bottom plate, and at least one fastening part for fastening the workpiece is arranged at the top of each L-shaped plate; a positioning hole for positioning the mounting seat is formed in the central axis of the bottom plate;
the positioning part penetrates through the positioning hole in the bottom plate and then is connected with the machine tool workbench to position the mounting seat;
the outer end faces of two short sides of the mounting base bottom plate are respectively provided with two U-shaped grooves, the U-shaped grooves on each short side are symmetrically distributed along a central axis perpendicular to the short sides, and the opening direction of each U-shaped groove is the direction of horizontally keeping away from the bottom plate.
Further, the fastening part is a bolt; and the top of each L-shaped plate is provided with an internal thread hole matched with a fastening bolt, and the fastening bolt is screwed in the direction close to the workpiece after penetrating through the internal thread holes of the L-shaped plates, so that the workpiece is fastened.
Further, the positioning part is a positioning pin.
Furthermore, the number of the positioning pins and the number of the positioning holes of the bottom plate are three.
Further, the fixing device also comprises a bolt which penetrates through the U-shaped groove and is used for fixing the mounting seat.
Furthermore, the top of each L-shaped plate is provided with two fastening bolts which are perpendicular to each other, and the axial leads of all the fastening bolts are in the same plane.
The utility model has the advantages that:
the processing steps are reduced, the processing efficiency is improved, and the processing cost is reduced.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the present invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic three-dimensional structure of the present invention;
fig. 2 is a plan projection view of the present invention;
fig. 3 is a sectional view a-a.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
Fig. 1 is a schematic structural diagram of the present invention, a tooling fixture for a light rail bottom member, including a mounting seat 1, where the mounting seat 1 includes a bottom plate 2 for placing a workpiece 8, four right-angled portions of the bottom plate 2 are provided with L-shaped plates 3 for limiting the workpiece 8, the top of each L-shaped plate 3 is provided with at least one fastening portion 4 for fastening the workpiece 8, the fastening portion 4 of this embodiment is a fastening bolt, the top of each L-shaped plate is provided with an internal thread hole matched with the fastening bolt, and the fastening bolt 4 is screwed into a direction close to the workpiece 8 after passing through the internal thread hole of the L-shaped plate 3, so as to fasten the workpiece 8;
a positioning hole 5 for positioning the mounting seat 1 is arranged on the central axis of the bottom plate 2; the positioning device further comprises a positioning part 6, the positioning part 6 of the embodiment is a positioning pin, and the positioning pin 6 penetrates through the positioning hole 5 on the bottom plate and then is connected with a machine tool workbench to position the mounting seat 1;
the outer end faces of two short sides of the mounting base bottom plate 2 are respectively provided with two U-shaped grooves 7, the U-shaped grooves 7 on each short side are symmetrically distributed along a central axis perpendicular to the short sides, the opening directions of the U-shaped grooves 7 are horizontal directions, and during use, bolts penetrate through the U-shaped grooves 7 and then are connected with a machine tool workbench to fasten the mounting base 1.
As a further preferred scheme, the number of the positioning holes of the positioning pin 6 and the bottom plate 2 in this embodiment is three, so that the mounting base 1 can be positioned more accurately.
As a further preferable scheme, two fastening bolts 4 which are vertically arranged are arranged at the top of each L-shaped plate 3, and the axial leads of all the fastening bolts 4 are in the same plane; when the device is used, all the fastening bolts 4 move towards the direction close to the workpiece 8, so that the fine adjustment and fastening of the position of the workpiece 8 are realized.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a frock clamp for light rail bottom part which characterized in that: the mounting seat comprises a bottom plate for placing a workpiece, L-shaped plates for limiting the workpiece are arranged at four right angles of the bottom plate, and at least one fastening part for fastening the workpiece is arranged at the top of each L-shaped plate; a positioning hole for positioning the mounting seat is formed in the central axis of the bottom plate;
the positioning part penetrates through the positioning hole in the bottom plate and then is connected with the machine tool workbench to position the mounting seat;
the outer end faces of two short sides of the mounting base bottom plate are respectively provided with two U-shaped grooves, the U-shaped grooves on each short side are symmetrically distributed along a central axis perpendicular to the short sides, and the opening direction of each U-shaped groove is the direction of horizontally keeping away from the bottom plate.
2. A tooling fixture for a light rail base member as recited in claim 1, further comprising: the fastening part is a bolt; and the top of each L-shaped plate is provided with an internal thread hole matched with a fastening bolt, and the fastening bolt is screwed in the direction close to the workpiece after penetrating through the internal thread holes of the L-shaped plates, so that the workpiece is fastened.
3. A tooling fixture for a light rail base member as recited in claim 1, further comprising: the positioning part is a positioning pin.
4. A tooling fixture for a light rail base member as recited in claim 3, wherein: the number of the positioning pins and the number of the positioning holes of the bottom plate are three.
5. A tooling fixture for a light rail base member as recited in claim 1, further comprising: the bolt penetrates through the U-shaped groove and is used for fixing the mounting seat.
6. A tooling fixture for a light rail base member as recited in claim 1, further comprising: the top of each L-shaped plate is provided with two fastening bolts which are perpendicular to each other, and the axial leads of all the fastening bolts are in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922125433.0U CN211387762U (en) | 2019-12-02 | 2019-12-02 | A frock clamp for light rail bottom part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922125433.0U CN211387762U (en) | 2019-12-02 | 2019-12-02 | A frock clamp for light rail bottom part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211387762U true CN211387762U (en) | 2020-09-01 |
Family
ID=72229260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922125433.0U Active CN211387762U (en) | 2019-12-02 | 2019-12-02 | A frock clamp for light rail bottom part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211387762U (en) |
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2019
- 2019-12-02 CN CN201922125433.0U patent/CN211387762U/en active Active
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