CN214186907U - Small-size work piece clamping tool - Google Patents
Small-size work piece clamping tool Download PDFInfo
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- CN214186907U CN214186907U CN202120089441.9U CN202120089441U CN214186907U CN 214186907 U CN214186907 U CN 214186907U CN 202120089441 U CN202120089441 U CN 202120089441U CN 214186907 U CN214186907 U CN 214186907U
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- clamping
- screw rod
- workpiece holding
- holding tool
- clamping plates
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Abstract
The utility model relates to a small-sized workpiece clamping tool, which comprises two connecting and fixing plates, wherein the connecting and fixing plates are arranged in parallel, two opposite clamping plates are hinged at the inner sides of the two ends of the two connecting and fixing plates, the right sides of the two clamping plates are provided with rounding or chamfering structures, a screw rod is fixed at the inner side of the middle part of the two connecting and fixing plates by the right side, the position of the screw rod ensures that the left sides of the clamping plates can be freely clamped, the right end of the screw rod is in threaded connection with an expansion head, and the left end of the expansion head is provided with a conical structure; the utility model has the advantages of convenient operation, stable clamping and safety guarantee.
Description
Technical Field
The utility model relates to a machining auxiliary clamp technical field specifically is a small-size work piece clamping tool.
Background
In the metal processing process, the workpiece is frequently required to be moved, turned and the like, corresponding tools or equipment are lacked when the current small workpiece is subjected to machining or assembling such as turning, milling, boring, drilling and the like, and the workpiece is basically clamped by means of tools such as an operator for holding or using a monkey wrench, a wire cutter and the like for mechanical machining, so that the problems that the workpiece is small, the safety coefficient of the hand-held machining or assembling is low, and safety accidents are easily caused due to improper operation are solved.
Disclosure of Invention
The utility model aims at providing a small-size work piece clamping tool who conveniently operates, the centre gripping is stable, guarantee safety in order to solve above current technical problem.
The utility model has the following concrete scheme:
scheme one, a small-size work piece clamping tools, including connecting the fixed plate, connecting the parallel two that are provided with of fixed plate, two connect that the fixed plate both ends inboard articulates there are two relative splint, and two splint right sides are provided with radius or chamfer structure, two connect fixed plate middle part inboards to lean on right-hand screw rod that is fixed with, the position of screw rod should guarantee that splint left side can freely press from both sides tightly, and screw rod right-hand member threaded connection has the head that expands, and the first left end that expands is provided with the toper structure.
Furthermore, the left ends of the two clamping plates are provided with clamping jaws which can be arranged in parallel or inclined outwards by 5-10 degrees.
Furthermore, when the diameter of the screw rod is larger, the connecting and fixing plate is bent in the middle.
Furthermore, the left end part of the screw rod is provided with an inclined plane structure.
Furthermore, the connection fixing plate and the clamping plate are connected in a hinged mode through bolts, gaskets and nuts.
Scheme two, a small-size work piece clamping tools, including connecting the fixing base, it has two recesses to connect the relative both sides face of fixing base, and two recess inboards articulate has two relative splint, and two splint right sides are provided with radius or chamfer structure, it is connected with the screw rod to have the screw thread through-hole on the connection fixing base right side, and the position of screw rod should guarantee that splint left side can freely press from both sides tightly, and the screw rod right-hand member is fixed with the head that expands, and the head left end that expands is provided with the toper structure.
Furthermore, the left ends of the two clamping plates are provided with clamping jaws which can be arranged in parallel or inclined outwards by 5-10 degrees.
Furthermore, when the diameter of the screw rod is larger, the connecting and fixing plate is bent in the middle.
Furthermore, the left end part of the screw rod is provided with an inclined plane structure.
Furthermore, the connection fixing plate and the clamping plate are connected in a hinged mode through bolts, gaskets and nuts.
The utility model discloses following beneficial effect has: convenient operation, stable clamping and safety guarantee.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a bottom view of FIG. 1;
FIG. 4 is a front view of a second embodiment of the present invention;
FIG. 5 is a cross-sectional view of FIG. 4;
FIG. 6 is a bottom view of FIG. 4;
in the figure: 1. a splint; 2. connecting the fixed plate; 3. a screw; 4. expanding the head; 5. clamping the jaw; 6. a bolt; 7. a gasket; 8. a nut; 9. a radius or chamfer configuration; 10. a bevel structure; 11. a tapered structure; 12. and connecting the fixed seat.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of describing the present invention or simplifying the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed or operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1-3, the utility model relates to a small workpiece clamping tool, which comprises two connecting and fixing plates 2 made of Q235B with a thickness of 3-4mm, wherein the connecting and fixing plates 2 are arranged in parallel, two opposite steel clamping plates 1 with a thickness of 6mm are hinged at the inner sides of the two ends of the two connecting and fixing plates 2, the length is preferably determined to be 50-80mm, the right sides of the two clamping plates 1 are provided with an inverted or chamfered structure 9, a screw rod 3 is fixed at the inner side of the middle part of the two connecting and fixing plates 2 close to the right, the position of the screw rod 3 ensures that the left side of the clamping plate 1 can be freely clamped, when the fixing plates 2 and the screw rod 3 are welded, a certain distance is left between the side close to a clamping jaw 5 and the end surface of the connecting and fixing plate 2, so that the two clamping plates 1 can be freely clamped, the right end of the screw rod 3 is in threaded connection with an expansion head 4, and the length of the internal thread of the expansion head 4 is at least 20mm, the left end of the expansion head 4 is provided with a conical structure 11 close to the end part 10-30 mm.
Furthermore, the left ends of the two clamping plates 1 are provided with clamping jaws 5 made of Q235B with the thickness of 8mm, and the clamping jaws 5 can be arranged in parallel or inclined outwards by 5-10 degrees.
Further, the connecting and fixing plate 2 can be bent at the middle part when the diameter of the screw rod 3 is larger.
Furthermore, the left end of the screw rod 3 is provided with an inclined plane structure 10.
Furthermore, the connection fixing plate 2 is connected with the clamping plate 1 in a hinged mode through a bolt 6, a gasket 7 and a nut 8, and the diameter of a drilled hole in the connection fixing plate 2 is 1-1.5mm larger than the outer diameter of the bolt 6.
Example two
Referring to fig. 4-6, the utility model relates to a small-size work piece clamping tool, including connecting fixing base 12 material for Q235B, thickness 12-16mm, connecting fixing base 12 opposite side face has two recesses, and two recess inboards are articulated to have two relative thickness 6mm steel splint 1, and length should be determined to be 50-80mm, and two splint 1 right sides are provided with radius or chamfer structure 9, have threaded through hole threaded connection on connecting fixing base 12 right side and have screw rod 3, and screw rod 3's position should guarantee that splint 1 left side can freely press from both sides tightly, and screw rod 3 right-hand member is fixed with head 4 that expands, and 4 left ends that expand are close to tip 10-30mm section and are provided with toper structure 11.
Furthermore, the left ends of the two clamping plates 1 are provided with clamping jaws 5 made of Q235B with the thickness of 8mm, and the clamping jaws 5 can be arranged in parallel or inclined outwards by 5-10 degrees.
Furthermore, when the diameter of the screw rod 3 is larger, the connecting and fixing seat 12 can be bent at the middle part.
Furthermore, the left end of the screw rod 3 is provided with an inclined plane structure 10.
Furthermore, the connecting fixing seat 12 is connected with the clamping plate 1 in a hinged mode through a bolt 6, a gasket 7 and a nut 8, and the diameter of a drilled hole in the connecting fixing seat 12 is 1-1.5mm larger than the outer diameter of the bolt 6.
The specific operation method comprises the following steps:
the expansion head 4 is left-handed and retreated until the splint 1 is in a free state;
placing the small workpiece in a clamping jaw 5;
the expansion head 4 rotates rightwards and advances to the rounding position of the two clamping plates 1, and drives the clamping plates 1 to rotate by virtue of the conical structures 11, so that the distance between the clamping plates 1 is increased, the clamping plates 1 in opposite directions drive the distance between the clamping jaws 5 to be reduced, and the small-sized workpiece is fixed between the two clamping jaws 5;
the rotary expansion head 4 of the hand-held clamping tool is used for machining or assembling the small workpiece;
after the small workpiece reaches the machining precision or is assembled, the left-handed expanding head 4 enables the clamping jaw 5 of the small workpiece to be loosened and separated from the small workpiece.
Claims (10)
1. The utility model provides a small-size work piece clamping tool, is including connecting the fixed plate, characterized by: the parallel two that are provided with of connection fixed plate, two connection fixed plate both ends inboard articulates there are two relative splint, and two splint right sides are provided with radius or chamfer structure, two connection fixed plate middle part inboards are by right-hand being fixed with the screw rod, and the position of screw rod should guarantee that the splint left side can freely press from both sides tightly, and screw rod right-hand member threaded connection has the head that expands, and the first left end that expands is provided with the toper structure.
2. A compact workpiece holding tool as claimed in claim 1, characterised in that: the left ends of the two clamping plates are provided with clamping jaws which can be arranged in parallel or inclined outwards by 5-10 degrees.
3. A compact workpiece holding tool as claimed in claim 1, characterised in that: and when the diameter of the screw is larger, the connecting and fixing plate is bent at the middle part.
4. A compact workpiece holding tool as claimed in claim 1, characterised in that: the left end part of the screw rod is provided with an inclined plane structure.
5. A compact workpiece holding tool as claimed in claim 1, characterised in that: the connecting fixing plate is hinged with the clamping plate by bolts, gaskets and nuts.
6. The utility model provides a small-size work piece clamping tool, is including connecting the fixing base, characterized by: the connecting fixing seat is characterized in that two opposite side faces of the connecting fixing seat are provided with two grooves, two opposite clamping plates are hinged to the inner sides of the two grooves, the right sides of the two clamping plates are provided with inverted circles or chamfer structures, threaded through holes are formed in the right sides of the connecting fixing seat and connected with screw rods, the left sides of the clamping plates can be freely clamped in positions of the screw rods, expansion heads are fixed to the right ends of the screw rods, and conical structures are arranged at the left ends of the expansion heads.
7. A compact workpiece holding tool as claimed in claim 6, wherein: the left ends of the two clamping plates are provided with clamping jaws which can be arranged in parallel or inclined outwards by 5-10 degrees.
8. A compact workpiece holding tool as claimed in claim 6, wherein: and when the diameter of the screw rod is larger, the connecting fixed seat is bent at the middle part.
9. A compact workpiece holding tool as claimed in claim 6, wherein: the left end part of the screw rod is provided with an inclined plane structure.
10. A compact workpiece holding tool as claimed in claim 6, wherein: the connection fixing seat is connected with the clamping plate in a hinged mode through bolts, gaskets and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120089441.9U CN214186907U (en) | 2021-01-14 | 2021-01-14 | Small-size work piece clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120089441.9U CN214186907U (en) | 2021-01-14 | 2021-01-14 | Small-size work piece clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214186907U true CN214186907U (en) | 2021-09-14 |
Family
ID=77635109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120089441.9U Active CN214186907U (en) | 2021-01-14 | 2021-01-14 | Small-size work piece clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214186907U (en) |
-
2021
- 2021-01-14 CN CN202120089441.9U patent/CN214186907U/en active Active
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