CN210081551U - Clamping device is used in camshaft processing - Google Patents
Clamping device is used in camshaft processing Download PDFInfo
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- CN210081551U CN210081551U CN201920727224.0U CN201920727224U CN210081551U CN 210081551 U CN210081551 U CN 210081551U CN 201920727224 U CN201920727224 U CN 201920727224U CN 210081551 U CN210081551 U CN 210081551U
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Abstract
The utility model discloses a clamping device for camshaft processing, which comprises a fixed frame, a movable limit structure and a vertical fixed structure, wherein the movable limit structure is arranged on the fixed frame, the utility model is provided with a first arc-shaped cross frame and a second arc-shaped cross frame, and through the up-and-down cross extrusion positioning of the first arc-shaped cross frame and the second arc-shaped cross frame, the horizontal arrangement of a shaft lever can be ensured, the axis of the shaft lever is parallel to an operation table, no deviation occurs, the generation of errors is reduced during processing, meanwhile, a rubber pad is arranged at the inner sides of the first arc-shaped cross frame and the second arc-shaped cross frame, the rolling friction force of the shaft lever can be increased, the stability is better, through the movable limit structure, under the action of an asynchronous motor, through the matching of an extrusion frame and an extrusion rod, a cam can be clamped, after clamping, a slide fastener is fixed through, avoid the axostylus axostyle to rock along the axis direction when adding man-hour, increase the fixed stability of camshaft.
Description
Technical Field
The utility model relates to an engine parts processing field specifically is a clamping device is used in camshaft processing.
Background
The camshaft, which is a piston engine component with a cylindrical rod body with the length approximately the same as that of a cylinder group as a main body and a plurality of cams sleeved on the main body, is mainly used for controlling the opening and closing of the valve, and a pressure reducing device is required to be installed for buffering because the camshaft has high rotating speed in the engine and needs to bear large torque,
in order to install the decompression device, the camshaft is generally provided with a decompression groove and a decompression hole, and the decompression groove and the decompression hole are required to be extremely high in precision when the decompression device is installed, so that the axis of the camshaft is required to be parallel to an operation surface when the decompression groove and the decompression hole are machined;
the existing camshaft fixing mode is generally fixed and clamped through fixed point positioning, and when clamping is carried out, the axis of the shaft lever cannot be guaranteed to be parallel to an operating surface, so that the machining accuracy can be reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a clamping device is used in camshaft processing has solved the technical problem that the axis and the operating surface of camshaft axostylus axostyle are not parallel.
The utility model aims at realizing through the technical scheme that the clamping device for processing the camshaft comprises a fixed frame, a movable limiting structure and a vertical fixed structure, wherein the movable limiting structure is arranged on the fixed frame, and the vertical fixed structure is arranged at the middle end part of the fixed frame by welding;
the vertical fixing structure comprises a support frame, a support vertical beam, a positioning rod, a support cross beam, a cylinder, a pneumatic rod, a first arc-shaped cross frame, a second arc-shaped cross frame, a positioning plate and a rubber pad, the supporting vertical beam is vertically welded on the top side of the fixed frame, the supporting cross beam is horizontally welded and fixed on one side of the top end of the supporting vertical beam, the cylinder is vertically arranged on the top side of the supporting beam, the top end of the pneumatic rod is inserted and arranged on the action end part of the cylinder, the first arc-shaped cross frame is fixed at the end part of the bottom end of the pneumatic rod through welding, the positioning plate is fixed on the side surface of the bottom end of the pneumatic rod through welding, the positioning rod is vertically fixed between the fixed frame and the supporting beam, the positioning rod penetrates through the positioning plate, the support frame is vertically fixed on the top side of the fixing frame and is positioned right below the pneumatic rod, and the second arc-shaped cross frame is welded and fixed on the top side of the support frame;
the movable limiting structure comprises a slide fastener, a positioning bolt, a slide block, an asynchronous motor, a connecting plate, an extrusion plate, a separation plate, an extrusion frame, a screw rod, a first slide rail and a second slide rail, the slide fastener is buckled outside the top side of the second slide rail, the extrusion frame is vertically welded and fixed on the top side of the slide fastener, the extrusion frame is an inverted L-shaped component, the first slide rail is arranged on the top side of the transverse plate of the extrusion frame, the asynchronous motor is fixed at one end of the top side of the transverse plate of the extrusion frame, the sliding block is buckled outside the top side of the first sliding rail, the connecting plate is vertically welded and fixed on the top side of the sliding block, the extrusion plate is fixed on the bottom side of the connecting plate, and horizontally corresponds to one end side vertical plate of the extrusion frame, one end of the screw rod is arranged in the side vertical plate in a matching way through a bearing, the other end of the screw rod is installed at the output end part of the asynchronous motor, and the isolation plate is buckled outside the screw rod through screw matching.
As a further technical scheme of the utility model, first arc crossbeams and second arc crossbeams longitudinal symmetry are alternately, first arc crossbeams all are provided with the rubber pad with the inboard of second arc crossbeams.
As a further technical scheme of the utility model, activity limit structure and vertical fixed knot construct and are provided with two sets ofly respectively on the top side of mount.
As a further technical scheme of the utility model, positioning bolt passes through the vertical grafting of screw-thread fit at the top lateral wall of thread slipping, and positioning bolt's bottom is located directly over the top side of second slide rail.
As a further technical scheme of the utility model, the inside position that corresponds the lead screw of connecting plate sets up threaded hole, and cooperatees with the external screw thread of lead screw, the spout has been seted up along connecting plate slip direction to the top side of division board.
Due to the adoption of the technical scheme, the utility model discloses following advantage has: the utility model discloses set up first arc crossbearer and second arc crossbearer, through first arc crossbearer and second arc crossbearer cross extrusion location from top to bottom, can guarantee that the axostylus axostyle sets up for the level, the axis of axostylus axostyle is parallel with the operation panel, can not take place the skew, adds the production of reducing the error man-hour, and stability is better, and processing is more accurate.
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.
Drawings
The drawings of the present invention are described below.
Fig. 1 is a front view schematically showing a structure of a clamping device for camshaft machining.
Fig. 2 is a side view of the clamping device for camshaft machining.
Fig. 3 is a schematic view of a clamping structure of the clamping device for camshaft machining.
FIG. 4 is a schematic structural diagram of a movable limiting structure of a clamping device for camshaft machining
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 to 4, the utility model discloses a clamping device for camshaft machining, which comprises a fixed frame 1, a movable limiting structure 2 and a vertical fixed structure 3, wherein the movable limiting structure 2 is installed on the fixed frame 1, and the vertical fixed structure 3 is installed at the middle end part of the fixed frame 1 by welding;
the vertical fixing structure 3 comprises a support frame 31, a support vertical beam 32, a positioning rod 33, a support cross beam 34, a cylinder 35, a pneumatic rod 36, a first arc-shaped cross frame 37, a second arc-shaped cross frame 38, a positioning plate 39 and a rubber pad 310, wherein the support vertical beam 32 is vertically welded on the top side of the fixing frame 1, the support cross beam 34 is horizontally welded and fixed on one side of the top end of the support vertical beam 32, the cylinder 35 is vertically installed on the top side of the support cross beam 34, the top end of the pneumatic rod 36 is inserted and installed at the action end part of the cylinder 35, the first arc-shaped cross frame 37 is fixed at the bottom end part of the pneumatic rod 36 through welding, the positioning plate 39 is welded and fixed on the bottom side surface of the pneumatic rod 36, the positioning rod 33 is vertically fixed between the fixing frame 1 and the support cross frame 34, the, the second arc-shaped cross frame 38 is welded and fixed on the top side of the support frame 31 and can horizontally fix the shaft lever of the camshaft through the vertical fixing structure 3, so that the axis of the shaft lever is parallel to the operation surface, and the processing accuracy is improved;
the movable limiting structure 2 comprises a slide fastener 21, a positioning bolt 22, a sliding block 23, an asynchronous motor 24, a connecting plate 25, a squeezing plate 26, a partition plate 27, a squeezing frame 28, a screw rod 29, a first sliding rail 210 and a second sliding rail 211, wherein the slide fastener 21 is buckled outside the top side of the second sliding rail 211, the squeezing frame 28 is vertically welded and fixed on the top side of the slide fastener 21, the squeezing frame 28 is an inverted L-shaped member, the first sliding rail 210 is arranged on the top side of a transverse plate of the squeezing frame 28, the asynchronous motor 24 is fixed at one end of the top side of the transverse plate of the squeezing frame 28, the sliding block 23 is buckled outside the top side of the first sliding rail 210, the connecting plate 25 is vertically welded and fixed on the top side of the sliding block 23, the squeezing plate 26 is fixed on the bottom side of the connecting plate 25 and horizontally corresponds to a side vertical plate at one end of the squeezing frame 28, one end of the screw rod 29 is installed inside, the division board 27 is buckled outside the screw rod 29 through screw matching, and through the movable limiting structure 2 and the movable limiting structure, under the action of the asynchronous motor 24, the cam can be clamped and positioned through the matching of the extrusion frame 28 and the extrusion rod 26, and the camshaft can be guaranteed not to move left and right along the axial direction of the shaft rod in the machining process.
The first arc-shaped cross frame 37 and the second arc-shaped cross frame 38 are symmetrically crossed up and down, and rubber pads 310 are arranged on the inner sides of the first arc-shaped cross frame 37 and the second arc-shaped cross frame 38, so that the rolling friction force of the shaft rod is increased.
The movable limiting structures 2 and the vertical fixing structures 3 are respectively provided with two groups on the top side of the fixing frame 1, and can be fixed in a multi-point positioning mode, so that the shaft lever is not displaced or deformed during machining.
The positioning bolt 22 is vertically inserted into the top side wall of the slide fastener 21 through thread fit, and the bottom end of the positioning bolt 22 is located right above the top side surface of the second slide rail 211, so that the positioning bolt 22 can be effectively extruded and fixed.
The position of the inside of the connecting plate 25 corresponding to the screw rod 29 is provided with a threaded hole and matched with the external thread of the screw rod 29, and the top side of the isolation plate 27 is provided with a sliding groove along the sliding direction of the connecting plate 25, so that the connecting plate can slide smoothly.
The use method and the working principle thereof are as follows: when the shaft lever is fixed, the shaft lever is placed inside the second arc-shaped cross frame 38, the model of the air cylinder 35 is SC100X300-N, the air cylinder 35 works, the first arc-shaped cross frame 37 is pushed down under the cooperation of the pneumatic rod 36, the first arc-shaped cross frame 37 and the second arc-shaped cross frame 38 are of symmetrical arc structures, the positioning rod 33 is arranged, the first arc-shaped cross frame 37 can be ensured to stably and vertically descend, the shaft lever is fixed at the central positions of the first arc-shaped cross frame 37 and the second arc-shaped cross frame 38 in the descending process of the first arc-shaped cross frame 37, the shaft lever is prevented from sliding friction movement under the cooperation of the rubber pad 310, the axis of the shaft lever can be ensured to be parallel to an operation surface, when the camshaft is limited and fixed, the movable limiting structure 2 is moved to the position with the cam, the cam is positioned between the extrusion frame 28 and the extrusion plate 26, the model of the asynchronous motor 24 is YL802-4, through asynchronous machine 24 operation, it is rotatory to drive lead screw 29, and connecting plate 25 is under the screw thread effect, and under slider 23 along first slide rail 210 sliding fit simultaneously, shrink stripper plate 26 and extrusion frame 28 interval, until fixed with the cam centre gripping, after the centre gripping is fixed, rotatory positioning bolt 22, with the fixed position of thread slipping 21, the realization is spacing to the motion along the axostylus axostyle direction, can be better, more firm fixed.
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 present invention.
Claims (5)
1. The utility model provides a clamping device is used in camshaft processing which characterized in that: the device comprises a fixed frame, a movable limiting structure and a vertical fixing structure, wherein the movable limiting structure is arranged on the fixed frame, and the vertical fixing structure is arranged at the middle end part of the fixed frame through welding;
the vertical fixing structure comprises a support frame, a support vertical beam, a positioning rod, a support cross beam, a cylinder, a pneumatic rod, a first arc-shaped cross frame, a second arc-shaped cross frame, a positioning plate and a rubber pad, the supporting vertical beam is vertically welded on the top side of the fixed frame, the supporting cross beam is horizontally welded and fixed on one side of the top end of the supporting vertical beam, the cylinder is vertically arranged on the top side of the supporting beam, the top end of the pneumatic rod is inserted and arranged on the action end part of the cylinder, the first arc-shaped cross frame is fixed at the end part of the bottom end of the pneumatic rod through welding, the positioning plate is fixed on the side surface of the bottom end of the pneumatic rod through welding, the positioning rod is vertically fixed between the fixed frame and the supporting beam, the positioning rod penetrates through the positioning plate, the support frame is vertically fixed on the top side of the fixing frame and is positioned right below the pneumatic rod, and the second arc-shaped cross frame is welded and fixed on the top side of the support frame;
the movable limiting structure comprises a slide fastener, a positioning bolt, a slide block, an asynchronous motor, a connecting plate, an extrusion plate, a separation plate, an extrusion frame, a screw rod, a first slide rail and a second slide rail, the slide fastener is buckled outside the top side of the second slide rail, the extrusion frame is vertically welded and fixed on the top side of the slide fastener, the extrusion frame is an inverted L-shaped component, the first slide rail is arranged on the top side of the transverse plate of the extrusion frame, the asynchronous motor is fixed at one end of the top side of the transverse plate of the extrusion frame, the sliding block is buckled outside the top side of the first sliding rail, the connecting plate is vertically welded and fixed on the top side of the sliding block, the extrusion plate is fixed on the bottom side of the connecting plate, and horizontally corresponds to one end side vertical plate of the extrusion frame, one end of the screw rod is arranged in the side vertical plate in a matching way through a bearing, the other end of the screw rod is installed at the output end part of the asynchronous motor, and the isolation plate is buckled outside the screw rod through screw matching.
2. The clamping device for camshaft machining according to claim 1, characterized in that: the first arc-shaped cross frame and the second arc-shaped cross frame are symmetrically crossed up and down, and rubber pads are arranged on the inner sides of the first arc-shaped cross frame and the second arc-shaped cross frame.
3. The clamping device for camshaft machining according to claim 1, characterized in that: the movable limiting structures and the vertical fixing structures are respectively provided with two groups on the top side of the fixing frame.
4. The clamping device for camshaft machining according to claim 1, characterized in that: the positioning bolt is vertically inserted into the top side wall of the slide fastener in a threaded fit mode, and the bottom end of the positioning bolt is located right above the top side face of the second slide rail.
5. The clamping device for camshaft machining according to claim 1, characterized in that: the position of the inside of the connecting plate, which corresponds to the screw rod, is provided with a threaded hole and is matched with the external thread of the screw rod, and the top side of the isolation plate is provided with a sliding groove along the sliding direction of the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920727224.0U CN210081551U (en) | 2019-05-21 | 2019-05-21 | Clamping device is used in camshaft processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920727224.0U CN210081551U (en) | 2019-05-21 | 2019-05-21 | Clamping device is used in camshaft processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210081551U true CN210081551U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920727224.0U Expired - Fee Related CN210081551U (en) | 2019-05-21 | 2019-05-21 | Clamping device is used in camshaft processing |
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| Country | Link |
|---|---|
| CN (1) | CN210081551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042890A (en) * | 2022-06-13 | 2022-09-13 | 荆楚理工学院 | Multifunctional barrier-free stair climbing vehicle |
-
2019
- 2019-05-21 CN CN201920727224.0U patent/CN210081551U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042890A (en) * | 2022-06-13 | 2022-09-13 | 荆楚理工学院 | Multifunctional barrier-free stair climbing vehicle |
| CN115042890B (en) * | 2022-06-13 | 2023-09-12 | 荆楚理工学院 | Multifunctional barrier-free stair climbing vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |