CN214054405U

CN214054405U - Support column

Info

Publication number: CN214054405U
Application number: CN202023287091.1U
Authority: CN
Inventors: 杨海章
Original assignee: Shenmao Guangdong Intelligent Equipment Technology Co ltd
Current assignee: Polar Coordinates Guangdong Intelligent Equipment Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-27
Anticipated expiration: 2030-12-30

Abstract

The utility model belongs to the anchor clamps field discloses a support column includes two at least concatenation units, every the concatenation unit is at least including the connecting piece, just the connecting piece is located the one end of concatenation unit main part, one the one end of concatenation unit is passed through the connecting piece, with another concatenation unit one end can be dismantled and connect. Through the concatenation mode, realize that the support column height can be adjusted, adapt to multiple in service behavior.

Description

Support column

Technical Field

The utility model belongs to the anchor clamps field, especially a support column.

Background

In machining, clamps are basically used, common clamps such as a vice and a chuck basically play a clamping role in use, but the clamping effect cannot be finished or the clamping cannot meet the requirements for complex workpieces, so that the clamps cannot be used. Therefore, the tool clamp is adopted, the clamping effect on the complex workpiece is realized, the conventional tool clamp is complex in the process of fixing and installing the frame through the connecting rod and the pressing block, time and labor are wasted, and the supporting structure with the fixed height needs to be machined in each use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to improve prior art's shortcoming, provide a support column, through the concatenation mode, realize that the support column height can be adjusted, adapt to multiple in service behavior.

The technical scheme is as follows:

the support column includes two at least splice unit, every the splice unit is including the connecting piece at least, just the connecting piece is located the one end of splice unit main part, one the one end of splice unit is passed through the connecting piece, with another the connection can be dismantled to splice unit one end.

The splicing unit further comprises a splicing body and a locking piece, a first mounting hole and a second mounting hole are formed in the splicing body, the first mounting hole is formed in the end portion of the splicing body, the second mounting hole is formed in the side portion of the splicing body, and the first mounting hole is communicated with the second mounting hole in the splicing body; connecting piece one end is installed first mounting hole, the retaining member is installed the second mounting hole, the retaining member with the connecting piece is located the one end of first mounting hole cooperatees.

The connecting piece includes two joint ends, two the joint end is installed respectively two the concatenation unit in the first mounting hole.

The retaining member comprises a locking block and a pressing block, the pressing block penetrates through the second mounting hole and is matched with the connecting member, the locking block is matched with the pressing block, and the locking block compresses the pressing block.

The second mounting holes penetrate through the two sides of the splicing body, the pressing and holding block comprises a first pressing block and a second pressing block, the first pressing block and the second pressing block are mounted from the second mounting holes in the two sides of the splicing body respectively, and the locking block is matched with the first pressing block and the second pressing block.

The first pressing block and the second pressing block are both provided with connecting holes, and the locking block penetrates through the connecting holes to be matched with the first pressing block and the second pressing block.

The pressing block is provided with a pressing part, and the pressing part is in pressing fit with the connecting piece.

The pressing and holding block is provided with a first concave-convex tooth, and the connecting piece is provided with a second concave-convex tooth matched with the first concave-convex tooth.

The splicing unit further comprises a limiting convex column, a limiting mounting hole is formed in the splicing body, the limiting mounting hole is communicated with the second mounting hole, and the limiting convex column penetrates through the limiting mounting hole and is limited in sliding of the locking piece.

The splicing body is provided with two first mounting holes and two second mounting holes, the two first mounting holes are respectively arranged at two ends of the splicing body, the two second mounting holes are arranged at the side part of the splicing body and are arranged from top to bottom, and each first mounting hole and each second mounting hole are communicated with each other in the splicing body.

The outer contour of the side part of the supporting column is arc-surface-shaped.

The support column splicing method comprises the following steps:

the two splicing units are butted, and the butt joint position is ensured to be arranged on at least one splicing unit;

after the two splicing units are in butt joint, the splicing positions splice the two splicing units, and the two splicing units are spliced;

and after splicing is completed, forming the support column.

The utility model provides a technical scheme has following advantage and effect:

the support column adopts the mode of concatenation unit concatenation to make, so when the centre gripping to some different work pieces required different height, can be through the concatenation unit of different quantity, make variable mode with the height of support column, to frock clamp, it has bigger practicality, current frock clamp relies on basically to specific work piece, be provided with the support component of specific height, to the back that finishes processing, because it highly sets up fixedly, so when processing other work pieces, can't satisfy the requirement, the support component that should set up can not reuse basically, so very big waste has been caused. So the utility model discloses utilize the concatenation of concatenation unit, adjust the support column height, can used repeatedly, to the tight demand of work piece clamp of difference, a plurality of concatenation units of concatenation reach and set up the support column of co-altitude not.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles, principles and effects of the invention.

Unless otherwise specified or defined, the same reference numerals in different figures refer to the same or similar features, and different reference numerals may be used for the same or similar features.

FIG. 1 is a schematic perspective view of a clamping workpiece according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a clamped workpiece according to an embodiment of the present invention;

FIG. 3 is an exploded view of the base and support posts of an embodiment of the present invention;

FIG. 4 is an exploded view of the support pillar of the embodiment of the present invention;

fig. 5 is an enlarged schematic structural diagram of a point a in fig. 4 according to the embodiment of the present invention;

FIG. 6 is a schematic sectional view of the support pillar according to the embodiment of the present invention after being disassembled;

FIG. 7 is a schematic view of a three-dimensional structure of a first pressing block according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of a sectional structure of a support column according to an embodiment of the present invention;

fig. 9 is an enlarged schematic structural diagram of the embodiment of the present invention at B in fig. 8;

FIG. 10 is an exploded perspective view of a second embodiment of a retaining member according to the present invention;

fig. 11 is a schematic sectional view of the second structure of the retaining member according to the embodiment of the present invention.

Description of reference numerals:

10. a support pillar; 11. a first fixed end; 12. a second fixed end; 20. a base; 30. positioning blocks; 40. A splicing unit; 41. a splice body; 411. a first mounting hole; 412. a second mounting hole; 413. limiting the mounting hole; 414. a positioning groove; 42. a connecting member; 421. a clamping end; 422. a second concave-convex tooth; 43. A locking member; 431. a locking block; 4311. locking the nail body; 43111. a nail head; 43112. a rod body; 432. A pressing block; 4321. a first pressing block; 4322. a second pressing block; 4323. a pressing part; 43231. a first concave-convex tooth; 4324. a transverse groove; 4325. connecting holes; 4326. a boss; 44. a limiting convex column; 50. and (5) a workpiece.

Detailed Description

In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.

Unless specifically stated or otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the case of combining the technical solution of the present invention with realistic scenarios, all technical and scientific terms used herein may also have meanings corresponding to the objects of realizing the technical solution of the present invention.

As used herein, unless otherwise specified or defined, "first" and "second" … are used merely for name differentiation and do not denote any particular quantity or order.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specified or otherwise defined.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present.

As shown in fig. 1 to 3, a workpiece 50 fixing device includes a supporting column 10 and a base 20, the supporting column 10 has a first fixing end 11 and a second fixing end 12, the first fixing end 11 is far away from the second fixing end 12, protruding connecting members 42 are disposed on the first fixing end 11 and the second fixing end 12, the first fixing end 11 is fixedly connected to the base 20 through the connecting members 42, and the connecting members 42 on the second fixing end 12 are provided with threads. In practical use, a threaded hole is formed in the workpiece 50, the supporting column 10 is directly connected with the threaded hole of the workpiece 50 through a thread, and then the other end of the supporting column 10 is fixedly mounted on the base 20 through the connecting piece 42, so that the workpiece 50 is fixed. Compare in current structure, set up a structure for support earlier, then put workpiece 50 at this structure for support, the rethread presses the structure of holding the usefulness to hold workpiece 50 down, accomplishes fixedly, and the fixed workpiece 50's of this scheme mode is simple, has got rid of loaded down with trivial details step, so saved the time of installation greatly, has realized the purpose of quick installation.

As shown in fig. 2, the connecting member 42 at the first fixed end 11 is provided with a thread, the base 20 is provided with a threaded hole, and the connecting member 42 provided with the thread is fixedly connected with the threaded hole at the base 20. When the base 20 is connected, the screw thread is directly adopted, and the connection is convenient.

As shown in fig. 3 to 8, the supporting column 10 includes two splicing units 40, each splicing unit 40 includes a connecting member 42, the connecting member 42 is located at one end of the main body of the splicing unit 40, and one end of one splicing unit 40 is detachably connected to one end of the other splicing unit 40 through the connecting member 42. The mode that the support column 10 adopted the concatenation of concatenation unit 40 to make, so when the centre gripping to some different work pieces 50 required different heights, can be through the concatenation different quantity of concatenation unit 40, make the variable mode with the height of support column 10, to frock clamp, it has bigger practicality, current frock clamp relies on basically to specific work piece 50, be provided with the support component of specific height, to the back that finishes, because its high setting is fixed, so when processing other work pieces 50, can't satisfy the requirement, the support component that should set up can not reuse basically, so very big waste has been caused. So this scheme utilization concatenation of splice unit 40, adjust support column 10 height, can used repeatedly, to the tight demand of the tight clamp of work piece 50 of difference, a plurality of splice units 40 of concatenation reach and set up support column 10 of co-altitude not.

The specification that the concatenation unit 40 set up is not single, and concatenation unit 40 is provided with multiple specification, different specifications or the same specification concatenation unit 40 can splice each other. The splicing units 40 with various specifications are arranged, and the supporting columns 10 with various unequal heights can be spliced by splicing the splicing units 40 with different specifications, so that the adaptability is further enhanced.

As shown in fig. 4 to 9, the supporting column 10 includes a positioning block 30, two ends of each splicing unit 40 are respectively provided with a positioning groove 414, an outer contour of the positioning block 30 is matched with a side wall of the positioning groove 414, the two splicing units 40 are spliced, and the positioning block 30 is respectively clamped on the positioning grooves 414 of the two splicing units 40. The coaxiality of splicing needs to be guaranteed when the splicing units 40 are spliced, because deviation is generated, deviation is easily generated when the splicing units are used, the workpiece 50 is fixed in a deviation mode, the workpiece 50 is already prepared in the clamping position, and if the supporting columns 10 have deviation, the workpiece 50 can be directly influenced to be fixed. Therefore, the positioning block 30 is arranged here, the positioning block 30 is installed on the positioning groove 414 of one splicing unit 40, and then the positioning groove 414 of the other splicing unit 40 is continuously spliced with the positioning block 30, so that the positioning splicing of the two splicing units 40 is completed, and the high coaxiality of the spliced two splicing units 40 is ensured. Here, the coupling is accomplished by the contour of the positioning block 30 being in close contact with the sidewall of the positioning groove 414. Since the positioning block 30 is separately machined, it is easier to machine than an integrated machining with the same machining accuracy.

Specifically, the positioning block 30 is circular in a top view, and the positioning block 30 is in close contact with the positioning groove 414, so that a central axis of the positioning block 30 is the same as a central axis of the positioning groove 414, and two splicing units 40 have high coaxiality when spliced. The positioning block 30 is provided in a cylinder-like configuration, and does not require any consideration of orientation when installed in the positioning recess 414.

As shown in fig. 9, the positioning block 30 includes two end surfaces and a side surface, and the diameter of the side surface of the positioning block 30 gradually decreases from the middle portion to the two end surfaces of the positioning block 30. Therefore, when the positioning block 30 is spliced with the positioning groove 414, the positioning block 30 is clamped into the positioning groove 414 more and more, the binding surface of the positioning block 30 and the groove is tighter, and the matching gap error is greatly reduced.

In other embodiments, the positioning block 30 includes a first splicing block and a second splicing block, the first splicing block is installed on the positioning groove 414 of a first splicing unit 40, the second splicing block is installed on the positioning groove 414 of a second splicing unit 40, and the first splicing block and the second splicing block are tightly matched. Namely, a protrusion or groove structure is arranged between the first splicing block and the second splicing block, and then the protrusion is in close contact fit with the groove.

In the present embodiment in particular, as shown in fig. 4, the connecting member 42 is provided with two specifications. The first type has a snap-in end 421 at one end and a threaded end at the other end; the second is provided with a snap end 421 at both ends. In actual use, the clamping end 421 of the first connecting piece 42 is clamped on the supporting column 10, and the threaded end is used for connecting the workpiece 50 or the base 20; the clamping ends 421 of the second connecting members 42 are respectively connected to the two splicing units 40.

As shown in fig. 3 to 9, the splicing unit 40 includes a splicing body 41, a connecting member 42 and a locking member 43, a first mounting hole 411 and a second mounting hole 412 are formed in the splicing body 41, the first mounting hole 411 is formed in an end portion of the splicing body 41, the second mounting hole 412 is formed in a side portion of the splicing body 41, and the first mounting hole 411 and the second mounting hole 412 are communicated inside the splicing body 41; one end of the connecting member 42 is mounted in the first mounting hole 411, the locking member 43 is mounted in the second mounting hole 412, and the locking member 43 is matched with the connecting member 42 at one end of the first mounting hole 411.

Here, the locking member 43 is installed at the second installation hole 412, the connection member 42 is installed at the first installation hole 411, and then the locking member 43 approaches to the position of the connection member 42, and the fixing of the connection member 42, that is, the connection member 42 to the splicing unit 40 is completed by abutting the locking member 43 against the connection member 42.

As shown in fig. 4 to 6, the splice body 41 is provided with two first mounting holes 411 and two second mounting holes 412, the two first mounting holes 411 are respectively disposed at two ends of the splice body 41, the two second mounting holes 412 are both disposed at a side portion of the splice body 41 and are arranged up and down, and each of the first mounting holes 411 and each of the second mounting holes 412 are communicated inside the splice body 41. Except that one first mounting hole 411 can fix one connecting piece 42 on the splicing body 41, when two splicing units 40 need to be spliced, the first mounting hole 411 of one splicing unit 40 is matched with the connecting piece 42 protruding from the other splicing unit 40, after the primary splicing of the two splicing units 40 is completed, the connecting piece 42 is fixed on the locking piece 43 on the other splicing unit 40, and the fixed splicing of two different splicing units 40 is realized. That is, only one connecting member 42 is needed for the two splicing bodies 41 to be matched, and then the locking member 43 on each splicing body 41 is fixed to the connecting member 42.

As shown in fig. 4 to 6, the locking member 43 includes a locking block 431 and a holding block 432, the holding block 432 passes through the second mounting hole 412 to be matched with the connecting member 42, the locking block 431 is matched with the holding block 432, and the locking block 431 presses the holding block 432. When the connecting member 42 is locked, the connecting member 42 is pressed by the holding block 432, and at this time, the locking function is not performed, and the holding block 432 is fixed by the locking block 431, and the locking function of the holding block 432 on the connecting member 42 is maintained.

As shown in fig. 6, the second installation hole 412 penetrates through two sides of the joint body 41, the pressing block 432 includes a first pressing block 4321 and a second pressing block 4322, the first pressing block 4321 and the second pressing block 4322 are respectively installed from the second installation hole 412 on two sides of the joint body 41, and the locking block 431 is matched with the first pressing block 4321 and the second pressing block 4322. At this time, the pressing block 432 is configured as two movable first pressing block 4321 and second pressing block 4322, when the connecting member 42 is pressed and locked, the first pressing block 4321 and the second pressing block 4322 are abutted against the clamping connecting member 42, and then the positions of the first pressing block 4321 and the second pressing block 4322 are locked by the locking block 431. The first pressing block 4321 and the second pressing block 4322 are adopted to press and hold the connecting piece 42 in a bilateral pressing manner, so that the connecting piece 42 can be stably pressed and held.

As shown in fig. 6 to 9, the locking block 431 includes a locking nail body 4311, the first pressing block 4321 and the second pressing block 4322 are both provided with a connecting hole 4325, an inner wall of the connecting hole 4325 of the second pressing block 4322 is provided with a thread, and the locking nail body 4311 is engaged with the thread of the second pressing block 4322 and passes through the connecting hole 4325 of the first pressing block 4321 and the second pressing block 4322. The connection hole 4325 of the first pressing block 4321 is provided with a boss 4326, the boss 4326 protrudes toward a central axis of the connection hole 4325, the locking nail body 4311 comprises a nail head 43111 and a rod 43112, the rod 43112 penetrates through the connection holes 4325 of the first pressing block 4321 and the second pressing block 4322, and the nail head 43111 is clamped on the boss 4326 of the first pressing block 4321. When the first pressing block 4321 and the second pressing block 4322 are locked, the rod 43112 of the locking nail body 4311 passes through the connecting hole 4325 of the first pressing block 4321 and the second pressing block 4322, the nail head 43111 of the locking nail body 4311 is clamped on the boss 4326, then the rod 43112 is provided with threads which are matched with the threads arranged on the second pressing block 4322, and the first pressing block 4321 and the second pressing block 4322 are pressed and loosened by screwing, so that the purposes of clamping the connecting piece 42 and loosening the connecting piece 42 are achieved.

The pressing block 432 is provided with a pressing portion 4323, and the pressing portion 4323 is in pressing fit with the connecting member 42. The pressing portion 4323 is provided to increase resistance when the connecting member 42 is taken out.

Specifically, as shown in fig. 5, the pressing portion 4323 is provided with a first concave-convex tooth 43231, and the clamping end 421 on the connecting member 42 is provided with a second concave-convex tooth 422 matched with the first concave-convex tooth 43231. The first concave-convex teeth 43231 and the second concave-convex teeth 422 are matched, so that the connecting piece 42 is stressed upwards greatly and is not easy to pull out in the state shown in fig. 5, and the splicing firmness between the two splicing bodies 41 can be ensured.

As shown in fig. 5, the pressing portion 4323 is located above the connecting hole 4325, the pressing portion 4323 and the connecting hole 4325 are arranged vertically, the pressing portion 4323 is fixed to the connecting member 42, and the connecting hole 4325 can pass through the locking nail body 4311. At this time, the second concave-convex teeth 422 of the connecting member 42 surround the fastening end 421 provided on the connecting member 42.

In other embodiments, as shown in fig. 10 and 11, the connection hole 4325 passes through the pressing portion 4323. The avoiding hole is formed in the clamping end 421 of the connecting piece 42, the locking nail body 4311 directly penetrates through the avoiding hole when the first pressing block 4321 and the second pressing block 4322 are locked, the height of the first pressing block 4321 and the height of the second pressing block 4322 can be set to be lower, and the required installation height of the first pressing block 4321 and the required installation height of the second pressing block 4322 can be effectively reduced by adopting the mode under the condition that the height of the splicing body 41 is lower. At this time, the second concave-convex teeth 422 are disposed on two sides, but not around the fastening end 421.

As shown in fig. 5 to 9, the splicing unit 40 further includes a limiting convex pillar 44, a limiting installation hole 413 is formed on the splicing body 41, the limiting installation hole 413 is communicated with the second installation hole 412, and the limiting convex pillar 44 penetrates through the limiting installation hole 413 and limits the sliding positions of the first pressing block 4321 and the second pressing block 4322. When the first pressing block 4321 and the second pressing block 4322 slide in the second mounting hole 412, in order to prevent the first pressing block 4321 and the second pressing block 4322 from sliding out of the second mounting hole 412, the position of the first pressing block 4321 and the position of the second pressing block 4322 are limited by the limiting protruding column 44 extending into the second mounting hole 412.

When the first pressing block 4321 and the second pressing block 4322 are installed, the limiting convex column 44 does not protrude into the second installation hole 412, and when the first pressing block 4321 and the second pressing block 4322 are installed in the second installation hole 412, part of the limiting convex column 44 is clamped into the second installation hole 412. The number of the limiting mounting holes 413 is two, and each limiting mounting hole 413 is provided with a limiting convex column 44 for limiting the first pressing block 4321 or the second pressing block 4322.

As shown in fig. 5 and 8, the locking member 43 is provided with a transverse groove 4324, the direction of the transverse groove 4324 is the same as the direction of the second mounting hole 412, and the limiting protrusion 44 penetrates into the transverse groove 4324 and abuts against the side wall of the transverse groove 4324. The side wall of the transverse groove 4324 abuts against the limiting convex pillar 44, that is, the sliding distance of the limiting convex pillar 44 in the transverse groove 4324 is the sliding distance of the first pressing block 4321 and the second pressing block 4322. In particular, the first pressing block 4321 and the second pressing block 4322 are both provided with a transverse groove 4324.

In this embodiment, the limiting protrusion 44 is a screw, and is screwed into the limiting installation hole 413 and further screwed into the second installation hole 412, so that the first pressing block 4321 and the second pressing block 4322 are unscrewed when the limiting effect is released. In order to avoid the blocking of the two splicing bodies 41 by the screw during use, the screw is a headless screw.

When the drawing description is quoted, the new characteristics are explained; in order to avoid that repeated reference to the drawings results in an insufficiently concise description, the drawings are not referred to one by one in the case of clear description of the already described features.

The above embodiments are intended to be illustrative, and should not be construed as limiting the scope of the invention, and the technical solutions, objects and effects of the present invention are described in full herein.

The above examples are not intended to be exhaustive list of the present invention, and there may be many other embodiments not listed. Any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. The support column, its characterized in that includes two at least splice unit, every splice unit is including the connecting piece at least, just the connecting piece is located splice unit main part's one end, one splice unit's one end is passed through the connecting piece, with another splice unit one end can be dismantled and be connected.

2. The supporting column according to claim 1, wherein the splicing unit further comprises a splicing body and a locking member, the splicing body is provided with a first mounting hole and a second mounting hole, the first mounting hole is formed in an end portion of the splicing body, the second mounting hole is formed in a side portion of the splicing body, and the first mounting hole and the second mounting hole are communicated with each other inside the splicing body;

connecting piece one end is installed first mounting hole, the retaining member is installed the second mounting hole, the retaining member with the connecting piece is located the one end of first mounting hole cooperatees.

3. The supporting post of claim 2, wherein the connecting member comprises two clip ends, and the two clip ends are respectively mounted in the first mounting holes of the two splicing units.

4. The support column of claim 2, wherein the locking member includes a locking block and a pressure retaining block, the pressure retaining block passes through the second mounting hole to engage with the connecting member, the locking block engages with the pressure retaining block, and the locking block compresses the pressure retaining block.

5. The support post of claim 4, wherein the second mounting hole extends through both sides of the joint body, the holding block comprises a first pressing block and a second pressing block, the first pressing block and the second pressing block are respectively mounted from the second mounting hole on both sides of the joint body, and the locking block is matched with the first pressing block and the second pressing block.

6. The support post of claim 5, wherein the first and second press pieces are each provided with a connecting hole, and the locking piece is passed through the connecting hole to be engaged with the first and second press pieces.

7. The support post of claim 4, wherein the holding block is provided with a holding portion, and the holding portion is in press fit with the connecting member.

8. The support column of claim 7, wherein the holding block is provided with a first concave-convex tooth, and the connecting piece is provided with a second concave-convex tooth matched with the first concave-convex tooth.

9. The supporting column according to any one of claims 2 to 8, wherein the splicing unit further comprises a limiting convex column, a limiting mounting hole is formed in the splicing body, the limiting mounting hole is communicated with the second mounting hole, and the limiting convex column penetrates through the limiting mounting hole and limits the sliding of the locking member.

10. A supporting column according to any one of claims 2 to 8, wherein two first mounting holes and two second mounting holes are provided on the splicing body, the two first mounting holes are respectively provided at two ends of the splicing body, the two second mounting holes are provided at a side portion of the splicing body and are arranged up and down, and each first mounting hole and each second mounting hole are communicated with each other inside the splicing body.