CN217832111U

CN217832111U - Belt cutting saw

Info

Publication number: CN217832111U
Application number: CN202123098544.0U
Authority: CN
Inventors: 徐明岐; 黄坤; 麻巧君
Original assignee: Zhejiang Jingshen Industry Co ltd
Current assignee: Zhejiang Jingshen Industry Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-11-18
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a belt slitting saw, it includes slitting saw body and base, and swivelling joint has the installation disc on the base, and swivelling joint has the crank arm on the installation disc, and the slitting saw body is articulated with the crank arm, and the outside extension of base left and right sides relative position forms a supporting bench, can dismantle on the supporting bench to be connected with one or a plurality of and extend the platform, but extend a interconnect and do to install on the supporting part. In the scheme, the detachable extension tables are arranged on the two sides of the base and used for supporting the workpiece, the extension tables are convenient to mount and dismount, the mounting mode can be combined randomly according to needs, and the length of the extended support can be adjusted according to needs; the clamping mechanism is arranged on the supporting table, so that enough space is provided for folding the body part; in addition, the supporting platform is provided with a pressing mechanism which can adjust the height and the pressing position to press the workpiece, so that the workpiece can be conveniently cut, and the practicability of the cutting saw is greatly improved.

Description

Belt cutting saw

Technical Field

The utility model relates to a slitting saw especially relates to a belt slitting saw.

Background

The applicant applies for a diagonal cutting machine with application number of CN201710426847.X on 06-08.2017, discloses the structure of each part of a diagonal saw, but is deficient in supporting and clamping a workpiece during cutting, and in addition, when the workpiece is cut over, a clamping part of the diagonal cutting machine interferes with a cutting part to increase the volume and be inconvenient to store.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem mentioned in the background art and providing a belt cutting saw.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a belt slitting saw, includes slitting saw body and base, and swivelling joint has the installation disc on the base, and swivelling joint has the crank arm on the installation disc, and the slitting saw body is articulated with the crank arm, and the outside extension of base left and right sides relative position forms a supporting bench, can dismantle on the supporting bench to be connected with one or a plurality of and extend the platform, but extend a interconnect and do to install on the supporting part.

Preferably, the outer side of the supporting platform and one side of the extending platform are provided with mounting bayonets, the other side of the extending platform is provided with mounting bayonets, and the embedding protrusions can extend into the mounting bayonets of the supporting platform and the extending platform to be fixed.

Preferably, the support table is further provided with a pressing mechanism with an adjustable position.

Preferably, the pressing mechanism comprises an upright post fixed on the support table, a first adjusting shell sleeved on the upright post and capable of sliding along the upright post, an adjusting rod capable of sliding in the adjusting shell, a second adjusting shell arranged on the adjusting rod, and a pressing screw rod in threaded connection with the second adjusting shell, and a pressing head is arranged at the bottom of the pressing screw rod; wherein, two locking bolts are arranged on the first adjusting shell, one locking bolt is used for locking the first adjusting shell, and the other locking bolt is used for locking the adjusting rod. The top of the locking bolt is provided with a knob.

Preferably, the first adjustment housing is rotatable in a horizontal direction and is adjustable in vertical height; the adjusting rod can adjust the extending length in the horizontal direction; the hold-down screw can be adjusted in vertical height for holding down a workpiece.

Compared with the prior art, the beneficial effects of the utility model are that: according to the scheme, the detachable extension tables are arranged on the two sides of the base and used for supporting the workpiece, the extension tables are convenient to mount and dismount, the mounting mode can be combined randomly according to needs, and the length of the extended support can be adjusted according to needs; the clamping mechanism is arranged on the supporting table, so that enough space is provided for the folding of the body part; in addition, the supporting platform is provided with a height-adjustable pressing mechanism with an adjustable pressing position to press the workpiece, so that the workpiece can be conveniently cut, and the practicability of the cutting saw is greatly improved.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the extension table.

Fig. 3 is an exploded view of the hold-down mechanism.

Fig. 4 and 5 are perspective views of the folded dicing saw.

In the figure: the device comprises a base 1, a mounting disc 2, a crank arm 3, a support table 4, an extension table 5, an embedding boss 51, a mounting bayonet 52, a clamping mechanism 6, a column 61, a first adjusting shell 62, an adjusting rod 63, a second adjusting shell 64, a locking screw 65 and a pressing head 66.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a belt slitting saw, including slitting saw body and base 1, swivelling joint has installation disc 2 on the base 1, and swivelling joint has crank arm 3 on the installation disc 2, and the slitting saw body is articulated with crank arm 3, and the relative position of the base 1 left and right sides outwards extends and forms a supporting bench 4, can dismantle on the supporting bench 4 to be connected with one or a plurality of and extend platform 5, but extension platform 5 interconnect also can install on the supporting part. Wherein the dicing saw body can rotate in the horizontal direction relative to the base 1 through the mounting disc 2, the rotation of accurate angle can be carried out by setting up the scale on the base 1, and the both ends of the crank arm 3 are two rotational degrees of freedom respectively in addition, provide the slope of certain angle and realize the cutting part's cutting of pushing down for the cutting part.

Preferably, the outer side of the support base 4 and one side of the extension base 5 are provided with mounting notches 52, the other side of the extension base 5 is provided with mounting notches 52, and the fitting projections 51 can be fixed by being inserted into the mounting notches 52 of the support base 4 and the extension base 5.

Preferably, the support table 4 is further provided with a pressing mechanism 6 with an adjustable position.

Preferably, the pressing mechanism 6 includes a vertical column 61 fixed on the support table 4, a first adjusting housing 62 sleeved on the vertical column 61 and capable of sliding along the vertical column 61, an adjusting rod 63 capable of sliding in the adjusting housing, a second adjusting housing 64 arranged on the adjusting rod 63, and a pressing screw 65 in threaded connection with the second adjusting housing 64, and a pressing head 66 is arranged at the bottom of the pressing screw 65; two locking bolts are arranged on the first adjusting shell 62, wherein one locking bolt is used for locking the first adjusting shell 62, and the other locking bolt is used for locking the adjusting rod 63.

Preferably, the first adjustment housing 62 is rotatable in a horizontal direction and is adjustable in vertical height; the adjusting rod 63 can adjust the extending length in the horizontal direction; the hold-down screw 65 can be adjusted in vertical height for holding down the workpiece.

The following are described in the specification of the prior application cn201710426847.X of the present company: a diagonal cutting machine comprises a base, a working disc and a crank arm, wherein the working disc is installed on the base and comprises a first disc, a second disc and a rotating handle, the second disc and the rotating handle are fixed on the outer circumferential side wall of the first disc, the second disc and the rotating handle are oppositely arranged, the crank arm is connected with the second disc, a first locking device for locking the working disc and the base is arranged below the working disc and comprises a first locking button and a first locking rod, the first locking button is connected with the first locking rod, a positioning sheet which protrudes vertically upwards is fixed on the base, the first locking button is pressed down, and the top end of the first locking rod is pressed on the side wall of the positioning sheet to be locked in a friction mode; still be equipped with the second locking device who is used for locking crank arm and second disc under the working disc, second locking device includes second locking button, dwang and second check lock lever, second locking button and dwang fixed connection, dwang and second check lock lever threaded connection, second check lock lever and crank arm are connected. According to the invention, the first locking device can lock the working disc on the base, and the first locking rod is pressed on the base positioning sheet to perform friction locking, so that an operator can conveniently adjust the angle of the working disc on the base, the angle can be adjusted by 1 degree, and the adjustment precision is high; the miter saw can be used for beveling materials, the cutter saw frame is arranged on the crank arm, the crank arm is required to be locked after the crank arm rotates, most of the prior art is locked through bolts, and operation is troublesome.

Preferably, the first locking device further comprises a first limiting block and a reset spring, the first locking button is hinged to the rotating handle, the first locking rod is connected with the first locking button, the first limiting block is fixedly connected with the rotating handle, the first locking rod is provided with a first limiting block for limiting the axial movement of the reset spring, and the reset spring is mounted on the first locking rod and moves between the first limiting block and the first limiting block during locking; the first limiting block comprises a fixing part and a limiting part, the fixing part and the limiting part are integrated, the fixing part is fixedly connected with the rotating handle through a bolt, and the limiting part is provided with a first through hole for the first locking rod to pass through; the first locating part is a locating pin, a second through hole penetrating through the body of the first locking rod is formed in the outer side wall of the first locking rod, the locating pin is installed in the second through hole, and two ends of the locating pin extend outwards and limit the axial movement of the reset spring. The first limiting block firmly fixes the first locking rod under the rotating handle, so that the radial movement of the first locking rod is limited, and the first locking rod can only move axially; the reset spring enables the first locking button to be more labor-saving when reset; the locating pin is used for limiting the return spring, and the processing technology is simplified.

Preferably, the locking device further comprises a rubber top head, wherein the rubber top head is sleeved at the top end of the first locking rod, and when the locking device is locked, the rubber top head presses against the side wall of the positioning piece. Rubber top suit is at first locking lever top to make first locking lever can not take place rigidity friction with the spacer.

Preferably, the locking device further comprises a first pin shaft, the lower end part of the first locking button is connected with the rotating handle through the first pin shaft, a connecting block extending downwards is fixed on the lower end face of the first locking button, a groove is formed in the connecting block, a first mounting hole penetrating through two side walls of the groove is further formed in the connecting block, an adjusting pin assembly is mounted in the first mounting hole, and the end part of the first locking rod extends into the groove and is connected with the adjusting pin assembly; the adjusting pin assembly comprises an adjusting pin and a locking block, a first convex block is arranged on the adjusting pin, a clamping groove is formed in the locking block and connected with the first convex block in a clamped mode, a third through hole for the first locking rod to pass through is formed in the adjusting pin, a fourth through hole for the first locking rod to pass through is formed in the locking block, and the end portion of the first locking rod penetrates through the third through hole and the fourth through hole and stretches out the locking block.

Preferably, when the working disc is locked, the first locking button is pressed, the central axis of the adjusting pin is higher than that of the first pin shaft, and the right end of the first locking rod inclines upwards. Thereby make first locking button location at the assigned position, can not take place to kick-back because of having reset spring, when the operator lifted first locking button gently, the axis of adjusting pin was less than the axis of first round pin axle, and first locking lever makes first locking button can in time reset, laborsaving under reset spring's effect.

Preferably, the lower end of the rotating handle is provided with a second limiting block extending downwards, and when the working disc is locked, the outer side wall of the first locking rod is in contact connection with the second limiting block. The second limiting block is used for limiting the first locking rod, so that the first locking button stays at a specified position.

Preferably, the second locking device further comprises an adapter, one end of the adapter is fixedly connected with the rotating rod, the other end of the adapter is in threaded connection with the second locking rod, and the second locking rod is provided with a radial first limiting groove; the second limiting part is clamped into the first limiting groove and fixedly connected with the working disc, and the other end of the second locking rod extends into the crank arm and is connected with the crank arm; the two ends of the first limiting groove are communicated with the second locking rod, the second limiting part is a pressing plate, the pressing plate is pressed in the first limiting groove, the length of the pressing plate is larger than the diameter of the second locking rod, and the two ends of the pressing plate are fixed on the working plate through bolts.

Preferably, the locking device further comprises a locking plate and a limiting nut, the locking plate is fixedly connected with the crank arm, an arc-shaped fifth through hole is formed in the locking plate, and the end part of the second locking rod penetrates through the fifth through hole to be fixedly connected with the limiting nut through threads; the locking plate further comprises a first gasket and a second gasket, the first gasket and the second gasket are sleeved on the second locking rod, and the first gasket and the second gasket are arranged on two side faces of the locking plate respectively.

Preferably, the connector further comprises a second pin shaft, a hole for connecting the adapter and the second locking rod is a threaded hole, a hole for connecting the adapter and the rotating rod is a second mounting hole, the outer side wall of the rotating rod is provided with a first positioning hole, the outer side wall of the adapter is provided with a second positioning hole communicated with the second mounting hole, and the second pin shaft penetrates through the second positioning hole and the first positioning hole to fix the rotating rod on the adapter; one end part of the rotating rod is a regular polygon joint, the second locking button comprises a first sleeve matched with the joint and a pressing plate fixedly connected with the first sleeve, the first sleeve is sleeved on the joint, and the pressing plate extends out of the working disc.

Preferably, the central axis of dwang, the central axis of adapter and the central axis of second check lock pole are on the collinear. When the operator presses the second locking button, the second locking rod can be pulled in time by the rotating rod, so that the crank arm can be quickly locked on the working disc.

Preferably, the crank arm is connected with the second disc through the mandrel, a first limiting bolt is connected to the outer circumferential surface of the crank arm, an angle adjusting rod extending into the crank arm is arranged on the second disc, a torsion spring, a second limiting block and a third limiting block penetrate through the angle adjusting rod in sequence, the second limiting block is limited on the angle adjusting rod through the third limiting block, one end of the torsion spring is connected with the second disc, the other end of the torsion spring is connected with the second limiting block, and when the inclination angle between the crank arm and the second disc is adjusted, the second limiting block and the first limiting bolt are enabled to be staggered through the rotation angle adjusting rod. The operator makes the crank arm rotate right through adjusting the angle adjusting rod, and when the operator did not need miter saw dextrorotation cutting, the angle adjusting rod rotated made the first spacing bolt top on the crank arm to press on the second stopper to the restriction crank arm rotates.

Preferably, a third locking button is fixed at the outer end part of the angle adjusting rod, a limiting surface for limiting the second limiting block and the angle adjusting rod to rotate is arranged at the inner end part of the angle adjusting rod, a third mounting hole matched with the angle adjusting rod is formed in the second limiting block, and the side wall in the third mounting hole corresponds to the limiting surface.

Preferably, the second disc is fixed with a limiting convex strip for limiting rotation of the torsion spring, a second convex block protruding outwards is fixed on one side face of the second limiting block, one end of the torsion spring is in contact with the limiting convex strip for limiting, and the other end of the torsion spring is in contact with the second convex block for limiting.

Preferably, a second sleeve is fixed in the second disc, the outer side wall of the second sleeve is fixedly connected with the inner side wall of the second disc through a reinforcing rib, a sixth through hole penetrating through the second sleeve is formed in the lower end face of the second disc, one end of the mandrel is installed in the second sleeve, a second limiting groove is formed in the end portion of the mandrel, the second limiting groove is opposite to the sixth through hole, a second limiting bolt used for limiting the rotation of the mandrel is connected in the sixth through hole, and the second limiting bolt extends into the second limiting groove; the crank arm is internally fixed with a third sleeve opposite to the second sleeve, the periphery of the third sleeve is fixedly connected with the inner side wall of the crank arm through a reinforcing rib, and the other end of the mandrel is arranged in the third sleeve.

Preferably, the first limiting bolt is screwed with a nut, and the nut is arranged on the outer side wall of the crank arm. First spacing bolt fixed connection is firm.

Preferably, the third limiting member is a spring collar. The spring retainer ring is used for limiting the second limiting block, so that the second limiting block cannot move axially, and the spring retainer ring is convenient to disassemble and assemble.

Due to the adoption of the technical scheme, the invention has the remarkable technical effects that: according to the invention, the first locking device can lock the working disc on the base, and the first locking rod is pressed on the base positioning sheet to perform friction locking, so that an operator can conveniently adjust the angle of the working disc on the base, the angle can be adjusted by 1 degree, and the adjustment precision is high; the miter saw can be used for beveling materials, the cutter saw frame is arranged on the crank arm, the crank arm is locked after the crank arm rotates, most of the prior art is locked through bolts, and operation is troublesome; the operator adjusts the angle adjusting rod on the second disc to enable the crank arm to rotate rightwards, and the crank arm rotates leftwards and rightwards, so that the miter saw can cut leftwards and rightwards.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a belt slitting saw, includes slitting saw body and base, and swivelling joint has the installation disc on the base, and swivelling joint has the crank arm on the installation disc, and the slitting saw body is articulated its characterized in that with the crank arm: the left side and the right side of the base are oppositely extended outwards to form a supporting platform, one or a plurality of extension platforms are detachably connected to the supporting platform, and the extension platforms can be connected with each other and can also be arranged on the supporting part; the outside of brace table and the one side of extending the platform are equipped with the installation bayonet socket, and the opposite side of extending the platform is equipped with the installation bayonet socket, and the embedding arch can stretch into the brace table and extend the installation bayonet socket internal fixation of platform.

2. A belt cutting saw as claimed in claim 1, wherein: the supporting platform is also provided with a pressing mechanism with an adjustable position.

3. A belt cutting saw as claimed in claim 2, wherein: the pressing mechanism comprises an upright post fixed on the support table, a first adjusting shell sleeved on the upright post and capable of sliding along the upright post, an adjusting rod capable of sliding in the adjusting shell, a second adjusting shell arranged on the adjusting rod, and a pressing screw rod in threaded connection with the second adjusting shell, and a pressing head is arranged at the bottom of the pressing screw rod; wherein, two locking bolts are arranged on the first adjusting shell, one locking bolt is used for locking the first adjusting shell, and the other locking bolt is used for locking the adjusting rod.

4. A belt cutting saw as claimed in claim 3, wherein: the first adjusting shell can rotate in the horizontal direction and can adjust the vertical height; the adjusting rod can adjust the extending length in the horizontal direction; the hold-down screw can be adjusted in vertical height for holding down a workpiece.