CN215699835U - Workpiece fixing device for metal cutting machine tool - Google Patents
Workpiece fixing device for metal cutting machine tool Download PDFInfo
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- CN215699835U CN215699835U CN202121255702.6U CN202121255702U CN215699835U CN 215699835 U CN215699835 U CN 215699835U CN 202121255702 U CN202121255702 U CN 202121255702U CN 215699835 U CN215699835 U CN 215699835U
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- movable arm
- arm section
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- cutting machine
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Abstract
The utility model discloses a workpiece fixing device for a metal cutting machine tool, which comprises a base and a clamping assembly hinged to the base, wherein the clamping assembly comprises a plurality of pairs of clamping arms, each clamping arm comprises a fixed arm section, a movable arm section and a connecting mechanism, the fixed arm sections are hinged to the base, the connecting mechanisms are arranged between the fixed arm sections and the movable arm ends, the connecting mechanisms fix the movable arm sections on the fixed arm sections, and the connecting mechanisms are used for adjusting the distance between the movable arm sections. After workpieces are clamped in batches, the clamping posture of one workpiece can be adjusted, and the clamping efficiency of the workpieces is improved.
Description
Technical Field
The utility model relates to the technical field of workpiece clamping, in particular to a workpiece fixing device for a metal cutting machine tool.
Background
The metal cutting machine tool performs cutting work of different degrees on a workpiece through relative movement of the workpiece and a cutter, cuts the metal workpiece into a set pattern through setting of a background program, and clamps and fixes the workpiece through a fixing device in cooperation with the use of the cutter in the use process of the metal cutting machine tool.
The patent that has now disclosed is named "can fix a position in batches work piece fixing device for metal-cutting machine tool", chinese utility model with publication number CN211661547U, the cross section of this patent through the guide block that sets up is the trapezium structure design, and laminate each other between the outside of guide block and the inner wall of spacing groove, when making motor drive screw rotate, can drive the guide block and slide in the spacing groove, the tip of movable rod is the slope design simultaneously, and be parallel to each other between the tip of movable rod and the outside of guide block, make the slip of guide block, can promote the slip of movable rod, sliding connection between guide ball and the guide slot after that, through movable rod cooperation guide ball and guide slot, it rotates on the base to promote the clamping bar, equidistant distribution's guide block and clamping bar, press from both sides the work piece in batches and get.
However, after the workpieces are clamped in batch, the clamping posture of one of the workpieces cannot be adjusted, and the clamping efficiency of the workpieces is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a workpiece fixing device for a metal cutting machine tool, which is designed for the workpiece fixing device for the metal cutting machine tool, can adjust the clamping posture of one workpiece after the workpieces are clamped in batches, and improves the clamping efficiency of the workpieces.
The embodiment of the utility model is realized by the following technical scheme:
the utility model provides a work piece fixing device for metal cutting machine tool, includes the base and articulates in the centre gripping subassembly of this base, and this centre gripping subassembly includes a plurality of pairs of arm lock, and this arm lock includes fixed arm section, activity arm section and coupling mechanism, and this fixed arm section articulates in this base, and this coupling mechanism locates between this fixed arm section and this activity arm end, and this activity arm section is fixed in this fixed arm section to this coupling mechanism, and this coupling mechanism is used for adjusting the interval between a pair of activity arm section.
In an embodiment of the present invention, the connecting mechanism includes a connecting block and a tightening bolt, the cross section of the connecting block is configured in a U shape, one end of the movable arm section is slidably connected in the connecting block, the tightening bolt is connected to the connecting block in a threaded manner, one end of the tightening bolt can abut against the movable arm end, and when the tightening bolt tightens the movable arm section, one side surface of the movable arm section abuts against one side wall of the connecting block.
In an embodiment of the present invention, the movable arm section is provided with a sliding block, and the connecting block is provided with a sliding slot therein, and the sliding block is slidably connected to the sliding slot.
In an embodiment of the present invention, the clamping assembly further includes a movable rod and a driving portion, the driving portion is disposed in the base, the movable rod is inserted into the base, one end of the movable rod is provided with a guide ball, the other end of the movable rod is connected to the driving portion, the guide ball abuts against the movable arm, and the driving portion is configured to drive the movable rod to move linearly along an axial direction of the movable rod.
In an embodiment of the present invention, the driving portion includes a screw, a motor, and a plurality of guide blocks, the screw is rotatably connected to the base, an output shaft of the motor is connected to the screw, the plurality of guide blocks are disposed on the screw at equal intervals, a cross section of the guide block is an isosceles trapezoid structure, and an inclined surface of the guide block is slidably connected to an end of the movable rod.
In an embodiment of the utility model, the movable arm segment is configured in an L-shaped structure.
In an embodiment of the present invention, the distribution positions of the clamping arms correspond to the distribution positions of the guide blocks.
The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:
the clamping arm comprises a fixed arm section, a movable arm section and a connecting mechanism, the movable arm section is connected with the fixed arm section through the connecting mechanism, after workpieces are clamped in batches, when the clamping posture of one of the workpieces needs to be adjusted, the position of the movable arm section is adjusted through the connecting mechanism, namely the distance between the two movable arm sections in the pair of clamping arms is adjusted, so that the clamping posture of one of the workpieces can be adjusted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the coupling mechanism of the present invention;
fig. 3 is a schematic structural diagram of a driving part in the present invention.
Icon: 1-base, 2-clamping arm, 21-fixed arm section, 22-movable arm section, 221-slide block, 231-connecting block, 232-tightening bolt, 233-sliding groove, 24-movable rod, 251-screw rod, 252-motor and 253-guide block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the terms "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "configured," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, a workpiece fixing device for a metal cutting machine includes a base 1 and a clamping assembly hinged to the base 1, the clamping assembly includes a plurality of pairs of clamping arms 2, each clamping arm 2 includes a fixed arm section 21, a movable arm section 22 and a connecting mechanism, the fixed arm section 21 is hinged to the base 1, the connecting mechanism is disposed between the fixed arm section 21 and the movable arm end, the connecting mechanism fixes the movable arm section 22 to the fixed arm section 21, and the connecting mechanism is used for adjusting a distance between the movable arm sections 22.
After clamping the work piece in batches, in order to adjust the clamping gesture of one of them work piece, improve the clamping efficiency of work piece, this technical scheme sets up arm lock 2 including fixed arm section 21, activity arm section 22 and coupling mechanism, coupling mechanism includes connecting block 231 and puller bolt 232, the cross section configuration of this connecting block 231 is the U-shaped, the connecting block 231 that the cross section is the U-shaped can provide location wall and slide space for activity arm section 22, a vertical lateral wall of this connecting block 231 is the location wall promptly, the length of the horizontal diapire of this connecting block 231 then is the sliding length of activity arm section 22. One end of the movable arm section 22 is slidably connected in the connecting block 231, the tightening bolt 232 is threadedly connected to the connecting block 231, one end of the tightening bolt 232 can abut against the movable arm end, and when the tightening bolt 232 tightens the movable arm section 22, one side surface of the movable arm section 22 is adhered to one side wall of the connecting block 231. The movable arm section 22 is provided with a sliding block 221, a sliding groove 233 is arranged in the connecting block 231, and the sliding block 221 is slidably connected to the sliding groove 233. When the movable arm segment 22 is at the initial position, the locking bolt is tightly pressed against the movable arm segment 22, and one side surface of the movable arm segment 22 is attached to the positioning wall. When a batch of workpieces are clamped and a certain workpiece needs to be clamped, the locking bolt is unscrewed, the movable arm sections 22 slide along the sliding grooves 233, namely, the distance between the two movable arm sections 22 on the pair of clamping arms 2 is increased, an operator can take out the workpieces from the pair of clamping arms 2 or adjust the clamping posture of the workpieces, after the clamping posture of the workpieces is adjusted, the locking bolt is screwed, and the distance between the two movable arm sections 22 is reduced by the locking bolt so as to clamp the workpieces again. Compared with the prior art, the technical scheme has the advantages that the movable arm section 22 is connected with the fixed arm section 21 through the connecting mechanism, after workpieces are clamped in batches, when the clamping posture of one of the workpieces needs to be adjusted, the position of the movable arm section 22 is adjusted through the connecting mechanism, namely, the distance between the two movable arm sections 22 in the pair of clamping arms 2 is adjusted, so that the clamping posture of one of the workpieces can be adjusted, and the clamping efficiency of the workpieces is improved.
In this embodiment, the clamping assembly further includes a movable rod 24 and a driving portion, the driving portion is disposed in the base 1, the movable rod 24 is inserted into the base 1, a guide ball is disposed at one end of the movable rod 24, the other end of the movable rod 24 is connected with the driving portion, the guide ball is abutted to the movable arm, and the driving portion is used for driving the movable rod 24 to move linearly along the axis direction thereof. The driving part includes a screw 251, a motor 252 and a plurality of guide blocks 253, the screw 251 is rotatably connected to the base 1, an output shaft of the motor 252 is connected to the screw 251, the plurality of guide blocks 253 are equidistantly arranged on the screw 251, a cross section of the guide block 253 is an isosceles trapezoid structure, and an inclined surface of the guide block 253 is slidably connected to an end of the movable rod 24. The movable arm segments 22 are configured in an L-shaped configuration. The distribution positions of the clamping arms 2 correspond to the distribution positions of the guide blocks 253.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A workpiece fixing device for a metal cutting machine comprises a base and a clamping assembly hinged on the base, wherein the clamping assembly comprises a plurality of pairs of clamping arms,
the clamping arm comprises a fixed arm section, a movable arm section and a connecting mechanism,
the fixed arm section is hinged on the base,
the connecting mechanism is arranged between the fixed arm section and the movable arm end, the connecting mechanism fixes the movable arm section on the fixed arm section, and the connecting mechanism is used for adjusting the distance between the movable arm sections.
2. The workpiece fixing device for a metal cutting machine according to claim 1,
the connecting mechanism comprises a connecting block and a puller bolt,
the cross section of the connecting block is configured in a U shape,
one end of the movable arm section is connected in the connecting block in a sliding way,
the tightening bolt is connected with the connecting block in a threaded manner, one end of the tightening bolt can be abutted against the end of the movable arm,
when the jacking bolt jacks the movable arm section, one side surface of the movable arm section is attached to one side wall of the connecting block.
3. The workpiece fixing device for a metal cutting machine according to claim 2,
the movable arm section is provided with a slide block,
a sliding groove is arranged in the connecting block,
the sliding block is connected with the sliding groove in a sliding mode.
4. The workpiece fixing device for a metal cutting machine according to claim 3,
the clamping assembly further comprises a movable rod and a driving part,
the driving part is arranged in the base,
the movable rod is inserted in the base,
one end of the movable rod is provided with a guide ball, the other end of the movable rod is connected with the driving part,
the guide ball is abutted against the movable arm,
the driving part is used for driving the movable rod to move linearly along the axial direction of the movable rod.
5. The workpiece fixing device for a metal cutting machine according to claim 4,
the driving part comprises a screw, a motor and a plurality of guide blocks,
the screw rod is connected with the base in a rotating way,
the output shaft of the motor is connected with the screw rod,
the guide blocks are arranged on the screw at equal intervals, the cross section of each guide block is of an isosceles trapezoid structure, and the inclined surface of each guide block is connected with the end part of the movable rod in a sliding mode.
6. The workpiece fixing device for a metal cutting machine according to claim 1,
the movable arm segments are configured in an L-shaped structure.
7. The workpiece fixing device for a metal cutting machine according to claim 5,
the distribution positions of the clamping arms correspond to the distribution positions of the guide blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121255702.6U CN215699835U (en) | 2021-06-04 | 2021-06-04 | Workpiece fixing device for metal cutting machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121255702.6U CN215699835U (en) | 2021-06-04 | 2021-06-04 | Workpiece fixing device for metal cutting machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215699835U true CN215699835U (en) | 2022-02-01 |
Family
ID=80041096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121255702.6U Active CN215699835U (en) | 2021-06-04 | 2021-06-04 | Workpiece fixing device for metal cutting machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215699835U (en) |
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2021
- 2021-06-04 CN CN202121255702.6U patent/CN215699835U/en active Active
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