CN215280130U - Cutting depth control device of handheld cutting machine - Google Patents
Cutting depth control device of handheld cutting machine Download PDFInfo
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- CN215280130U CN215280130U CN202120273332.2U CN202120273332U CN215280130U CN 215280130 U CN215280130 U CN 215280130U CN 202120273332 U CN202120273332 U CN 202120273332U CN 215280130 U CN215280130 U CN 215280130U
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Abstract
The utility model discloses a cutting depth control device of a hand-held cutting machine, which comprises a telescopic limit and a support rod; the limiting rod is arranged on one side of a disc-shaped saw blade of the handheld cutting machine at intervals, the limiting rod comprises a clamping strip and a clamping groove, the clamping strip extends in the radial direction of the disc-shaped saw blade and is arranged at the front part of the clamping groove in a telescopic mode to adjust the preset cutting depth, and the cutting depth is the distance from the front end of the clamping strip to the edge of the cutting part of the disc-shaped saw blade; the front part of the supporting rod is connected with the clamping groove, and the body of the supporting rod is fixedly connected with a handle of the handheld cutting machine; when cutting, an operator can conveniently observe the distance between the saw blade and the preset depth and push against the matrix when the saw blade cuts into the preset depth, so that the operator feels that the stress is increased and the cutting is stopped in time; the device can be conveniently fixed with a handheld cutting machine, and can adjust the preset cutting depth and the included angle direction with the saw blade.
Description
Technical Field
The utility model relates to a construction monitoring facilities technical field, concretely relates to cutting depth controlling means of handheld cutting machine.
Background
In engineering test, it is often necessary to cut building components, materials, etc., and cutting of an appropriate width and depth will produce a result that is twice as successful in engineering test.
The scene that needs to use cutting in the detection is complicated changeable, but can not realize the control of cutting depth at present widely used small-size handheld cutting machine, can only rely on the experience of on-the-spot inspection personnel and certain attempt can cut out the cutting seam that accords with the requirement. If the cutting depth is too deep, the matrix structure in the range is damaged, the detection result is inaccurate, and only the detection point can be reselected for cutting detection. In this process, unnecessary damage to the detection structure is inevitable.
In order to reduce the errors in the cutting process, reduce the damage to the detection substrate and improve the detection efficiency, a cutting depth control device suitable for a handheld cutting machine needs to be designed.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a cutting depth control device of a handheld cutting machine, during cutting, an operator can conveniently observe the distance from the saw blade to the preset depth, and the saw blade pushes against the base body when cutting into the preset depth, so that the operator feels the stress increase and stops cutting in time; the device can be conveniently fixed with a handheld cutting machine, and can adjust the preset cutting depth and the included angle direction with the saw blade.
A cutting depth control device of a handheld cutting machine comprises a telescopic limit and a support rod;
the limiting rod is arranged on one side of a disc-shaped saw blade of the handheld cutting machine at intervals, the limiting rod comprises a clamping strip and a clamping groove, the clamping strip extends in the radial direction of the disc-shaped saw blade and is arranged at the front part of the clamping groove in a telescopic mode to adjust the preset cutting depth, and the cutting depth is the distance from the front end of the clamping strip to the edge of the cutting part of the disc-shaped saw blade;
the front part of the supporting rod is connected with the clamping groove, and the body of the supporting rod is fixedly connected with a handle of the handheld cutting machine.
Preferably, a gear is arranged in the clamping groove, a tooth array extending in the same direction as the clamping strip is arranged on the upper surface of the clamping strip, and a fluted disc on the periphery of the gear is meshed with the tooth array and drives the clamping strip to stretch and retract;
when the extending length of the clamping strip is adjusted, the gear is rubbed by a finger to drive the clamping strip to extend or retract.
Preferably, a clamping block is further arranged in the clamping groove, and clamping teeth capable of being meshed with the tooth array are arranged at the bottom of the clamping block;
when the clamping strip needs to be limited to stretch continuously, the clamping block is pressed downwards, so that the clamping teeth are meshed with the tooth array and the movement of the clamping strip is limited.
Preferably, the gear is rotatably arranged between the left side wall and the right side wall of the clamping groove, a pair of through holes are symmetrically formed in the left side wall and the right side wall, and two ends of a gear shaft of the gear respectively penetrate through the pair of through holes to be fixed;
the front part of the clamping block is provided with a front fork arm, and the front ends of the left arm and the right arm of the front fork arm are respectively rotatably sleeved at the two ends of the gear shaft from the outside of the clamping groove body;
when the extending length of the clamping strip is adjusted, the clamping block is lifted; after the adjustment is finished, the clamping block is pressed downwards to clamp the clamping strip through the clamping teeth.
Preferably, the top of the clamping block is provided with an end cover, the front fork arm extends out from the front end face of the end cover, and the width of the end cover is slightly larger than the width of the clamping groove parts positioned on two sides of the clamping block, so that the clamping block can be conveniently pulled out from the clamping groove.
Preferably, the outer wall of one side of the clamping groove vertically extends outwards to form a hinge shaft, the front end of the supporting rod is provided with a hinge sleeve, and the supporting rod is hinged to the side face of the clamping groove through the hinge shaft and the hinge sleeve;
in reality, the cutting machine is probably handed to operating personnel and the cutting is carried out to the equidirectional orientation downwards, upwards or forward, consequently when the equipment, can be through the contained angle of adjustment draw-in groove and bracing piece to the extension direction of draw-in groove and card strip is towards the work position of disk saw bit.
Preferably, the shaft of the supporting rod comprises an outer rod and an inner rod, and the inner rod is arranged in the inner cavity of the outer rod in a telescopic mode so as to fix the device and the machine body of the handheld cutting machine more conveniently.
Preferably, a pair of first ear plates with a straight through hole is symmetrically arranged on the upper side and the lower side of the rear end of the outer rod;
a pair of second ear plates with straight through holes are symmetrically arranged on the upper side and the lower side of the rear end of the inner rod;
the outer rod is connected with the clamping groove;
the first ear plate and the second ear plate can be used for being bound and fixed with the handheld cutter through the lasso.
Preferably, the front end of the clamping strip is provided with a top leg, the front end surface of the top leg extends in an arc shape, and the extending direction is parallel to the plane where the disc-shaped saw blade of the handheld cutting machine is located;
the area of the cambered surface of footstock front end is compared the footstock body and has been increased, if the angle of handheld cutting machine and cutting plane of a little change when operating personnel cuts, can not receive the influence.
Preferably, the shape of the rear end face of the supporting foot is the same as that of the front end face of the clamping groove;
the device has an expansion state and a contraction state, and is convenient to carry in the contraction state, at the moment, the support rod is in the contraction state, the front part of the clamping strip body is completely retracted into the clamping groove, and only the top pin is left outside the clamping groove;
because the appearance of the rear end face of the top foot is the same as that of the front end face of the clamping groove, the contact surface of the top foot and the clamping groove is identical, the carrying is more convenient, and the appearance is more attractive.
The utility model has the advantages that: a cutting depth control device of a handheld cutting machine comprises a telescopic limit and a support rod; the limiting rod is arranged on one side of a disc-shaped saw blade of the handheld cutting machine at intervals, the limiting rod comprises a clamping strip and a clamping groove, the clamping strip extends in the radial direction of the disc-shaped saw blade and is arranged at the front part of the clamping groove in a telescopic mode to adjust the preset cutting depth, and the cutting depth is the distance from the front end of the clamping strip to the edge of the cutting part of the disc-shaped saw blade; the front part of the supporting rod is connected with the clamping groove, and the body of the supporting rod is fixedly connected with a handle of the handheld cutting machine; when cutting, an operator can conveniently observe the distance between the saw blade and the preset depth and push against the matrix when the saw blade cuts into the preset depth, so that the operator feels that the stress is increased and the cutting is stopped in time; the device can be conveniently fixed with a handheld cutting machine, and can adjust the preset cutting depth and the included angle direction with the saw blade.
Drawings
The cutting depth control device of the handheld cutting machine of the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is an assembly schematic diagram of a left side view angle of a cutting depth control device of a handheld cutting machine according to the present invention.
Fig. 2 is an assembly schematic diagram of a right side view angle of a cutting depth control device of the handheld cutting machine of the present invention.
Fig. 3 is an assembly diagram illustrating a contracted state of the cutting depth control apparatus of the hand-held cutting machine according to the present invention.
Fig. 4 is an exploded view of the structure of the stop lever.
In the figure:
100-a limiting rod, 200-a supporting rod, 1-a clamping strip, 11-a tooth array, 12-a top foot, 2-a clamping groove, 21-a hinge shaft, 3-a gear, 4-a clamping block, 41-a clamping tooth, 42-a front fork arm, 43-an end cover, 5-a hinge sleeve, 6-an outer rod, 61-a first ear plate, 7-an inner rod and 71-a second ear plate.
Detailed Description
The cutting depth control device of the handheld cutting machine of the present invention will be further described with reference to fig. 1-4.
A cutting depth control device of a hand-held cutting machine comprises a telescopic limiting rod 100 and a supporting rod 200;
the limiting rod 100 is positioned at one side of a disc-shaped saw blade of the handheld cutting machine at intervals, the limiting rod 100 comprises a clamping strip 1 and a clamping groove 2, and the clamping strip 1 extends in the radial direction of the disc-shaped saw blade and is arranged at the front part of the clamping groove 2 in a telescopic manner;
the front part of the supporting rod 200 is connected with the clamping groove 2, and the body of the supporting rod 200 is fixedly connected with the handle of the handheld cutting machine.
In this embodiment, the gear 3 is disposed in the slot 2, the upper surface of the clamping bar 1 has a tooth array 11 extending in the same direction as the clamping bar 1, and a fluted disc at the outer periphery of the gear 3 engages with the tooth array 11 to drive the clamping bar 1 to extend and retract.
In this embodiment, a fixture block 4 is further disposed in the slot 2, and a fixture tooth 41 capable of meshing with the tooth array 11 is disposed at the bottom of the fixture block 4;
when the clamping strip 1 needs to be limited to stretch continuously, the clamping block 4 is pressed downwards, so that the clamping teeth 41 are meshed with the tooth array 11 and the clamping strip 1 is limited to move.
In the embodiment, the gear 3 is rotatably installed between the left side wall and the right side wall of the clamping groove 2, a pair of through holes are symmetrically formed in the left side wall and the right side wall, and two ends of a gear shaft of the gear 3 respectively penetrate through the pair of through holes to be fixed;
the front part of the clamping block 4 is provided with a front fork arm 42, and the front ends of the left arm and the right arm of the front fork arm 42 are respectively rotatably sleeved at the two ends of the gear shaft from the outside of the clamping groove 2 body.
In this embodiment, the top of the latch 4 is provided with an end cap 43, the front fork arm 42 extends from the front end surface of the end cap 43, and the width of the end cap is slightly larger than the width of the portion of the latch slot 2 located on both sides of the latch 4.
In this embodiment, the outer wall of one side of the clamping groove 2 extends out of the hinge shaft 21 vertically, the front end of the support rod 200 is provided with the hinge sleeve 5, and the support rod 200 is hinged to the side surface of the clamping groove 2 through the hinge shaft 21 and the hinge sleeve 5.
In this embodiment, the shaft of the support stick 200 includes an outer rod 6 and an inner rod 7, and the inner rod 7 is telescopically disposed in the inner cavity of the outer rod 6.
In this embodiment, a pair of first ear plates 61 with a through hole shaped like a Chinese character 'yi' are symmetrically arranged on the upper and lower sides of the rear end of the outer rod 6;
a pair of second ear plates 71 with straight through holes are symmetrically arranged at the upper side and the lower side of the rear end of the inner rod 7;
the outer rod 6 is connected with the clamping groove 2.
In this embodiment, the front end of the clamping strip 1 is provided with a supporting leg 12, the front end surface of the supporting leg 12 extends in an arc shape, and the extending direction is parallel to the plane where the disc-shaped saw blade of the handheld cutting machine is located.
In this embodiment, the shape of the rear end surface of the top leg 12 is the same as the shape of the front end surface of the slot 2.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. A cutting depth control device of a handheld cutting machine is characterized by comprising a telescopic limiting rod (100) and a supporting rod (200);
the limiting rod (100) is positioned on one side of a disc-shaped saw blade of the handheld cutting machine at intervals, the limiting rod (100) comprises a clamping strip (1) and a clamping groove (2), and the clamping strip (1) extends in the radial direction of the disc-shaped saw blade and is arranged at the front part of the clamping groove (2) in a telescopic manner;
the front part of the supporting rod (200) is connected with the clamping groove (2), and the body of the supporting rod (200) is fixedly connected with a handle of the handheld cutting machine.
2. The cutting depth control device of the hand-held cutting machine according to claim 1, characterized in that a gear (3) is arranged in the slot (2), the upper surface of the clamping bar (1) is provided with a tooth array (11) extending in the same direction as the clamping bar (1), and a fluted disc at the outer peripheral part of the gear (3) is engaged with the tooth array (11) and drives the clamping bar (1) to extend and retract.
3. The cutting depth control device of the hand-held cutting machine as claimed in claim 2, characterized in that a block (4) is further arranged in the slot (2), and the bottom of the block (4) is provided with a block tooth (41) capable of being meshed with the tooth array (11);
when the clamping strip (1) needs to be limited to stretch continuously, the clamping block (4) is pressed downwards, so that the clamping teeth (41) are meshed with the tooth array (11) and the clamping strip (1) is limited to move.
4. The cutting depth control device of the hand-held cutting machine according to claim 3, wherein the gear (3) is rotatably mounted between the left and right side walls of the slot (2), the left and right side walls are symmetrically provided with a pair of through holes, and two ends of the gear shaft of the gear (3) are respectively fixed through the pair of through holes;
the front part of the clamping block (4) is provided with a front fork arm (42), and the front ends of the left arm and the right arm of the front fork arm (42) are respectively rotatably sleeved at the two ends of the gear shaft from the outside of the clamping groove (2) body.
5. The cutting depth control device of the hand-held cutting machine according to claim 4, characterized in that the top of the fixture block (4) is provided with an end cap (43), the front fork arm (42) extends from the front end surface of the end cap (43), and the width of the end cap is slightly larger than the width of the part of the fixture groove (2) positioned at both sides of the fixture block (4).
6. The cutting depth control device of the hand-held cutting machine according to claim 5, wherein the outer wall of one side of the slot (2) is extended outward perpendicularly to a hinge shaft (21), a hinge sleeve (5) is provided at the front end of the support rod (200), and the support rod (200) is hinged to the side of the slot (2) through the hinge shaft (21) and the hinge sleeve (5).
7. The cutting depth control device of the hand-held cutting machine according to claim 1, wherein the shaft of the support bar (200) comprises an outer bar (6) and an inner bar (7), and the inner bar (7) is telescopically arranged in the inner cavity of the outer bar (6).
8. The cutting depth control apparatus of a hand-held cutting machine according to claim 7, wherein the rear end of the outer bar (6) is provided with a pair of first lug plates (61) having a through hole of a straight line shape symmetrically on upper and lower sides;
a pair of second ear plates (71) with straight through holes are symmetrically arranged on the upper side and the lower side of the rear end of the inner rod (7);
the outer rod (6) is connected with the clamping groove (2).
9. The cutting depth control device of the hand-held cutting machine according to claim 1, characterized in that the front end of the clamping strip (1) is provided with a top leg (12), and the front end surface of the top leg (12) extends in an arc shape and the extending direction is parallel to the plane of the disc-shaped saw blade of the hand-held cutting machine.
10. The cutting depth control apparatus of a hand-held cutting machine according to claim 9, wherein the rear end face of the top leg (12) has the same shape as the front end face of the pocket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120273332.2U CN215280130U (en) | 2021-01-29 | 2021-01-29 | Cutting depth control device of handheld cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120273332.2U CN215280130U (en) | 2021-01-29 | 2021-01-29 | Cutting depth control device of handheld cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215280130U true CN215280130U (en) | 2021-12-24 |
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ID=79530801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120273332.2U Active CN215280130U (en) | 2021-01-29 | 2021-01-29 | Cutting depth control device of handheld cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215280130U (en) |
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2021
- 2021-01-29 CN CN202120273332.2U patent/CN215280130U/en active Active
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