阅读说明：本技术 一种直线导轨加工用的夹持机构 (Clamping mechanism for processing linear guide rails ) 是由 孙亮 于 2019-11-13 设计创作，主要内容包括：本发明涉及直线导轨加工技术领域,尤其涉及一种直线导轨加工用的夹持机构,解决了现有技术中导轨的长度较长,单单的通过一个螺杆推动夹板夹持,导致导轨夹持不够稳定,而且导轨夹持前的平衡需要多次调节,不便于导轨的加工的问题。一种直线导轨加工用的夹持机构,包括夹持外壳,夹持外壳的表面开设有夹持槽,夹持外壳的表面滑动连接有夹板,夹板远离夹持槽的一侧固定连接有若干个套筒,每个套筒的内部均螺纹连接有一贯穿夹持外壳的螺杆。本发明本方案的多个套筒同时推动夹板夹持,夹持稳定性提升,平衡机构可以在导轨夹持前对其进行平衡矫正,更加方便导轨夹持的平衡,更加方便导轨夹持后的加工。(The invention relates to the technical field of linear guide rail processing, in particular to a clamping mechanism for linear guide rail processing, which solves the problems that in the prior art, the length of a guide rail is long, the clamping of the guide rail is not stable enough due to the fact that a single clamping plate is pushed to clamp through screws, the balance before the clamping of the guide rail needs to be adjusted for many times, and the processing of the guide rail is inconvenient.)

The utility model provides a fixture of kind of linear guide processing usefulness, including centre gripping shell (1), its characterized in that, centre gripping groove (2) have been seted up on the surface of centre gripping shell (1), the surperficial sliding connection of centre gripping shell (1) has splint (3), side fixedly connected with a plurality of sleeve (11) that centre gripping groove (2) were kept away from in splint (3), every the equal threaded connection in inside of sleeve (11) has screw rod (10) that runs through centre gripping shell (1), the side fixedly connected with a plurality of drive gear (7) of screw rod (10), connect through profile of tooth area (8) transmission between drive gear (7), wherein the fixed surface of drive gear (7) is connected with transmission shaft (5), the surface of centre gripping shell (1) is equipped with two balance mechanism (4) that are symmetric distribution.

2. The clamping mechanism for linear guide machining according to claim 1, wherein the balance mechanism (4) includes an adjusting shaft (40) penetrating inside the clamping housing (1), a scale (41) is fixedly connected to a side surface of the adjusting shaft (40), a circular scale (42) is provided on a surface of the clamping housing (1) below the scale (41), an adjusting gear (43) fixedly connected to the adjusting shaft (40) is provided inside the clamping housing (1), a lead screw (45) is provided inside the clamping housing (1), an ejection gear (44) engaged with the adjusting gear (43) is sleeved on a side surface of the lead screw (45), an adjusting screw (46) located above the ejection gear (44) is sleeved on a surface of the lead screw (45), and a top disc (47) is fixedly connected to a top of the adjusting screw (46).

3. The clamping mechanism for linear guide rail machining according to claim 2, wherein a knob (48) is fixedly connected to the top of the adjusting shaft (40), and the surface of the knob (48) is provided with anti-skid threads.

4. The clamping mechanism for kinds of linear guide rail processing according to claim 1, wherein a protective shell (6) is arranged on the surface of the clamping shell (1) outside the toothed belt (8), and the protective shell (6) is rotatably connected with the transmission shaft (5).

5. The clamping mechanism for processing kinds of linear guide rails according to claim 4, wherein a limiting cylinder (14) is fixedly connected to the surface of the protective shell at the side of the transmission shaft (5), and a limiting block (15) is fixedly connected to the free end of the limiting cylinder (14).

6. The clamping mechanism for machining kinds of linear guide rails according to claim 4, wherein a positioning block (16) is fixedly connected to the surface of the protective shell, and the positioning block (16) is rotatably connected to the adjusting shaft (40).

7. The clamping mechanism for the linear guide rail machining is characterized in that a plurality of pressing shafts (17) fixedly connected with the clamping shell (1) are arranged at the top of the toothed belt (8), the plurality of pressing shafts (17) are symmetrically distributed around the toothed belt (8), and a pressing wheel (9) is sleeved on the surface of each pressing shaft (17).

8. The clamping mechanism for machining kinds of linear guide rails according to claim 6, wherein the edge of the pressing wheel (9) is chamfered.

9. The clamping mechanism for processing kinds of linear guide rails according to claim 1, wherein a clamping strip (12) is fixedly connected to the surface of the clamping plate (3), and a clamping strip (13) is fixedly connected to the surface of the clamping housing (1) opposite to the clamping plate (3).

10. The clamping mechanism for kinds of linear guide rail processing according to claim 1, wherein the clamping strip (12) and the clamping strip (13) are provided with clamping teeth at opposite positions.

Technical Field

The invention relates to the technical field of linear guide rail machining, in particular to a clamping mechanism for linear guide rail machining.

Background

The linear guide rail can be divided into: the roller linear guide rail, the cylinder linear guide rail, the ball linear guide rail, three kinds, be used for supporting and guide moving part, do reciprocating linear motion according to the given direction, it is decided according to the massage nature of wiping, the linear motion guide rail can be divided into types such as sliding friction guide rail, rolling friction guide rail, elastic friction guide rail, fluid friction guide rail, linear guide rail is adding man-hour, at first need cut the unloading with raw and other materials, obtain coarse material, need carry out rough machining afterwards, place linear guide rail to the grinding machine and carry out the corase grind, afterwards, place and carry out processing on the milling machine, the fine grinding through the grinding machine, quench at last and reach the finished product.

When the existing guide rail is used for milling machine machining, a clamp needs to be used for clamping the guide rail, the screw rod of a single clamp is rotated to push the clamping plate to clamp the guide rail, horizontal control of the guide rail is achieved, after clamping plates of the clamp are continuously loosened by staff, clamping is carried out after fine adjustment, if small deviation occurs during clamping, the clamp needs to be loosened to continue fine adjustment until the adjustment is in a balanced state.

However, the length of the guide rail is long, when the guide rail is clamped, the screw rods are singly used for pushing the clamping plates for clamping, the clamping force of the clamping plates on the guide rail is not uniform enough, the clamping of the guide rail is not stable enough, the balance before the clamping of the guide rail needs to be adjusted for many times, the process is complex, the consumed time is long, and the guide rail is not convenient to machine.

Disclosure of Invention

The invention aims to provide clamping mechanisms for processing linear guide rails, and solves the problems that in the prior art, the length of a guide rail is long, a clamping plate is singly pushed by screws to clamp when the guide rail is clamped, the clamping force of the clamping plate on the guide rail is not uniform enough, the guide rail is clamped unstably, the balance before the guide rail is clamped needs to be adjusted for multiple times, the process is complicated, the time consumption is long, and the guide rail is not convenient to process.

In order to achieve the purpose, the invention adopts the following technical scheme:

fixture of linear guide processing usefulness, including the centre gripping shell, the centre gripping groove has been seted up on the surface of centre gripping shell, the surperficial sliding connection of centre gripping shell has splint, side fixedly connected with a plurality of sleeve in centre gripping groove is kept away from to splint, the equal threaded connection in every telescopic inside has to run through the screw rod of centre gripping shell, the side fixedly connected with a plurality of drive gear of screw rod, connect through the cog belt transmission between the drive gear, wherein drive gear's fixed surface is connected with the transmission shaft, the surface of centre gripping shell is equipped with two balance mechanism that are symmetric distribution.

Preferably, the balance mechanism is including wearing to locate the inside regulating spindle of centre gripping shell, the side fixedly connected with scale of regulating spindle, the below of scale is equipped with on the surface of centre gripping shell and is the annular scale of circle, the inside of centre gripping shell be equipped with regulating spindle fixed connection's adjusting gear, the inside of centre gripping shell is equipped with the lead screw, the side cover of lead screw is equipped with the ejecting gear who meshes mutually with adjusting gear, the surface cover of lead screw is equipped with the regulation swivel nut that is located ejecting gear top, the top fixedly connected with top dish of adjusting the swivel nut.

Preferably, the top of the adjusting shaft is fixedly connected with a knob, and the surface of the knob is provided with anti-skid grains.

Preferably, the surface of the clamping shell is positioned outside the toothed belt and is provided with a protective shell, and the protective shell is rotatably connected with the transmission shaft.

Preferably, the surface of the protective shell is located at the side of the transmission shaft and is fixedly connected with a limiting cylinder, and the free end of the limiting cylinder is fixedly connected with a limiting block.

Preferably, the surface of the protective shell is fixedly connected with a positioning block, and the positioning block is rotatably connected with the adjusting shaft.

Preferably, the top of the toothed belt is provided with a plurality of pressing shafts fixedly connected with the clamping shell, the plurality of pressing shafts are symmetrically distributed relative to the toothed belt, and a pressing wheel is sleeved on the surface of each pressing shaft.

Preferably, the edges of the pinch rollers are chamfered.

Preferably, the clamping strip is fixedly connected to the surface of the clamping plate, and the clamping strip is fixedly connected to the position, opposite to the clamping plate, of the surface of the clamping shell.

Preferably, the clamping strip and the clamping strip are provided with clamping teeth at opposite positions.

The invention has at least the following beneficial effects:

according to the scheme, the balance mechanism is used for adjusting the balance of two ends of the guide rail, transmission shafts simultaneously drive the transmission gears to rotate, and further the sleeves are pushed to synchronously move, so that the guide rail is clamped by the clamping plates, compared with the prior art, the length of the guide rail is longer, when the guide rail is clamped, the clamping plates are singly pushed to clamp through screw rods, the clamping force of the clamping plates on the guide rail is not uniform enough, the guide rail is clamped unstably, the balance before the guide rail is clamped needs to be adjusted for multiple times, the process is complex, the time consumption is long, the guide rail is not convenient to machine, the clamping plates are simultaneously pushed by the sleeves, the clamping stability is improved, the balance mechanism can perform balance correction before the guide rail is clamped, the process is simple, the adjusting time is saved, the guide rail is clamped in balance more conveniently.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

FIG. 1 is an overall three-dimensional view of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a partial three-dimensional view of the present invention;

FIG. 4 is an enlarged view of area B of FIG. 3;

FIG. 5 is a side partial view of the present invention;

fig. 6 is a partial cross-sectional view of the present invention.

In the figure: 1. clamping the housing; 2. a clamping groove; 3. a splint; 4. a balancing mechanism; 40. an adjustment shaft; 41. a scale; 42. calibration; 43. an adjusting gear; 44. ejecting a gear; 45. a screw rod; 46. adjusting a threaded sleeve; 47. a top tray; 48. a knob; 5. a drive shaft; 6. a protective shell; 7. a transmission gear; 8. a toothed belt; 9. a pinch roller; 10. a screw; 11. a sleeve; 12. clamping the strip; 13. a clamping bar; 14. a limiting cylinder; 15. a limiting block; 16. Positioning blocks; 17. and a pressing shaft.

Detailed Description

For purposes of making the objects, aspects and advantages of the present invention more apparent, the present invention will be described in detail below with reference to the accompanying drawings and examples.