Quick tool changing structure for tool bit slotting

Abstract

The utility model relates to the technical field of machining, in particular to a quick tool changing structure for tool bit slotting, which comprises a tool bit, a tool bit conveying sleeve and a quick tool changing structure for just changing the tool bit, the tool bit conveying sleeve is positioned inside the tool bit conveying sleeve, and the quick tool changing structure comprises a fixing part, a telescopic component, a rotating component and a clamping component. The fixing part comprises a fixing rod, the outer circumferential wall of the lower portion of the fixing rod is sleeved with a limiting sleeve, the clamping and fixing assembly comprises fixing plates symmetrically located on the two sides of the lower portion of the fixing rod, a clamping and fixing groove is formed in the outer wall of one end of each fixing plate, the fixing plates are of a hollow structure, and a self-resetting locking part is arranged at the bottom of the end, away from the clamping and fixing groove, of each fixing plate. According to the rapid tool changing structure, the tool bit can be rapidly and accurately changed, the non-production time is shortened, the production efficiency is improved, through the accurate positioning and clamping mechanism, the structure can ensure the position precision of the tool bit after replacement, and therefore the machining precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing technical field, concretely is a quick tool changing structure of tool head grooving. BACKGROUND

[0002] Tool head grooving refers to cutting one or more groove lines on the tool head through the grinding wheel, forming a specific notch on the tool head through the mechanical processing method to meet the demand of specific shape and size.

[0003] In order to meet the processing efficiency of tool head, the current tool head grooving processing replacement efficiency is through artificial or clamping arm to replace tool head, although the artificial replacement mode is relatively simple to operate, but the operator needs to have certain skills and experience, and the replacement process is easily affected by human factors, leading to low replacement efficiency, affecting the efficiency of tool head grooving, the clamping arm replacement mode improves the replacement efficiency to a certain extent, but the clamping arm needs to be kept stationary during the clamping process to carry out subsequent grooving, this mode not only increases the complexity of operation, but also may lead to unstable clamping, and further affect the precision and efficiency of tool head grooving. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a quick tool changing structure of tool head grooving to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A quick tool changing structure of tool head grooving, including tool head, tool head conveying sleeve and the quick tool changing structure for replacing tool head, the tool head conveying sleeve is internally through the hollow structure setting of two side openings, and the tool head conveying is located inside the tool head conveying sleeve;

[0007] The quick tool changing structure includes fixing piece, telescopic assembly, rotating assembly and clamping assembly, the fixing piece includes fixed rod, the fixed rod both ends internally through hollow structure setting, and the fixed rod lower outer circumferential wall is equipped with the limiting sleeve.

[0008] As the preferred scheme of the utility model, the clamping assembly includes the fixed plate that is symmetrically located below both sides of the fixed rod, the fixed plate one end outer wall is equipped with the clamping groove, and the fixed plate is internally through the hollow structure setting, and the fixed plate is equipped with the self-resetting locking piece away from the clamping groove one end bottom;

[0009] The self-resetting locking piece comprises a locking rod and a first locking spring, a sliding flange is sleeved on the outer wall of the locking rod, a limiting ring is sleeved on the outer circumferential wall of the locking rod on the sliding flange, the first locking spring is sleeved on the locking rod, the top of the first locking spring abuts against the bottom of the sliding flange, a supporting plate is connected to the bottom of the first locking spring, the supporting plate is located below the locking rod, and the locking rod is connected to the bottom of the fixed plate.

[0010] As a preferred scheme of the utility model, the telescopic assembly comprises an electric telescopic rod, the electric telescopic rod is located inside the fixed rod, and the bottom of the electric telescopic rod is connected to the two side outer walls below the fixed rod and the fixed plate.

[0011] As a preferred scheme of the utility model, the top of the locking rod extends above the fixed plate and abuts against the limiting sleeve.

[0012] As a preferred scheme of the utility model, the inside of the fixed plate on one side of the top of each sliding flange is provided with an abutting fastening rod, one end of the abutting fastening rod abuts against the outer wall of the sliding flange, the other end of the abutting fastening rod extends and penetrates into the clamping groove, the outer circumferential wall of the abutting fastening rod is connected to the fixed plate through a sleeve, a reset spring is sleeved on the outer circumferential wall of the abutting fastening rod, one end of the reset spring is connected to the sleeve, and the other end of the reset spring is connected to the abutting fastening rod.

[0013] As a preferred scheme of the utility model, when the outer wall of the sliding flange abuts against the abutting fastening rod, the abutting fastening rod extends into the clamping groove.

[0014] As a preferred scheme of the utility model, the rotating assembly comprises a rotating gear sleeved on the top outer circumferential wall of the electric telescopic rod above the fixed rod, a drive gear is engaged on one side of the rotating gear, and a drive motor is connected to the bottom of the drive gear through a rod body.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] In view of the problems in the background art, the quick tool changing structure can realize quick and accurate replacement of the tool head, reduces non-production time, improves production efficiency, reduces the labor intensity of the operator compared with the traditional manual replacement mode, reduces the influence of human factors, and ensures the position accuracy of the tool head after replacement through accurate positioning and clamping mechanism, thereby improving the machining accuracy.

[0017] When the tool bit needs to be replaced, the electric telescopic rod drives the fixed plate to move down, so that the clamping groove is aligned with the tool bit, at this time, the locking rod is separated from the limiting sleeve, the sliding flange plate outer wall abuts against the abutting fastening rod, the end of the abutting fastening rod extends into the clamping groove, the tool bit is clamped and abutted by the abutting fastening rod cooperating with the clamping groove, then the driving motor drives the tool bit to rotate through the driving gear and the rotating gear, at this time, the electric telescopic rod drives the fixed plate to move up and reset, at this time, the locking rod is separated from the limiting sleeve and abuts, the limiting sleeve extrudes the locking rod, the locking rod drives the sliding flange plate to move down, at this time, the first locking spring is compressed, the sliding flange plate is separated from the abutting fastening rod, and the replacement is completed, and in the replacement process, the self-resetting locking component and the limiting sleeve and other components ensure the stability and precision of the tool bit.

[0018] The utility model will be explained in detail below in combination with the specific embodiments and the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall structure perspective drawing of the utility model;

[0020] Figure 2 It is the quick tool changing structure schematic view of the utility model;

[0021] Figure 3 It is the self-resetting locking component structure schematic view of the utility model;

[0022] Figure 4 It is the abutting fastening rod structure schematic view of the utility model.

[0023] In the drawing: 1, tool bit conveying sleeve; 2, quick tool changing structure; 21, telescopic component; 211, electric telescopic rod; 22, rotating component; 221, rotating gear; 222, driving gear; 23, clamping component; 24, fixed rod; 241, limiting sleeve; 231, fixed plate; 232, clamping groove; 233, abutting fastening rod; 234, reset spring; 25, locking rod; 251, sliding flange plate; 252, first locking spring; 253, limiting ring; 254, support plate. DETAILED DESCRIPTION

[0024] In order to facilitate understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings, and the drawings show several embodiments of the utility model, but the utility model can be realized by different forms, and is not limited to the embodiments described in the text, on the contrary, these embodiments are provided to make the disclosed content of the utility model more thorough and comprehensive. EMBODIMENT

[0025] Please refer to Figures 1-4The utility model provides a technical scheme: a quick tool changing structure of tool head slotting, including tool head, tool head conveying sleeve 1 and the quick tool changing structure 2 for replacing tool head, tool head conveying sleeve 1 is set up the hollow structure of both sides opening inside through, and tool head is located inside tool head conveying sleeve 1, and the quick tool changing structure 2 includes fixed part, telescopic component 21, rotating component 22 and clamping fixture 23, and fixed part includes fixed rod 24, and both ends of fixed rod 24 are set up the hollow structure of inside through, and the fixed rod 24 is set up with the limit sleeve 241 on the outer circumferential wall below, and clamping fixture 23 includes the fixed plate 231 of being located the both sides below of fixed rod 24, and the outer wall of each fixed plate 231 one end is seted up with clamping groove 232, and the fixed plate 231 is set up the hollow structure, and each fixed plate 231 is seted up with self-resetting lock from the clamping groove 232 one end bottom, and telescopic component 21 includes electric telescopic rod 211, and electric telescopic rod 211 is located inside fixed rod 24, and the bottom of electric telescopic rod 211 is extended and is connected with fixed plate 231 on the outer wall of both sides below of fixed rod 24, and the top of lock rod 25 is extended and is abutted with limit sleeve 241 on the above of the through fixed plate 231, and rotating component 22 includes the rotating gear 221 of being set up on the outer circumferential wall on the top of electric telescopic rod 211 above fixed rod 24, and the one side of rotating gear 221 is engaged with driving gear 222, and driving gear 222 bottom is connected with driving motor through the rod body.

[0026] Need to explain, in the embodiment, the tool changing structure includes tool head, tool head conveying sleeve 1 and the quick tool changing structure 2 for replacing tool head, tool head conveying sleeve 1 is set up the hollow structure of both sides opening inside through, and tool head is located inside tool head conveying sleeve, and the quick tool changing structure 2 is composed of fixed part, telescopic component 21, rotating component 22 and clamping fixture 23, and these components work cooperatively, realize the quick, accurate replacement of tool head;

[0027] Telescopic component 21 includes electric telescopic rod 211, and is located inside fixed rod 24, and the bottom is extended and is connected with fixed plate 231 on the outer wall of both sides below of fixed rod 24, and the main role of telescopic component 21 is to realize the quick movement and positioning of tool head;

[0028] Rotating component 22 includes the rotating gear 221 of being set up on the outer circumferential wall on the top of electric telescopic rod 211 above fixed rod 24, and the one side of rotating gear 221 is engaged with driving gear 222, and driving gear 222 bottom is connected with driving motor through the rod body, and the main role of rotating component 22 is to realize the rotation of tool head, to facilitate the slotting operation of different angles;

[0029] When the tool bit needs to be replaced, the electric telescopic rod 211 drives the fixed plate 231 to move, so that the clamping groove 232 is aligned with the tool bit, then the driving motor drives the tool bit to rotate through the driving gear 222 and the rotating gear 221, and the replacement is completed.

[0030] Please refer to Figure 2 、 3 and 4, the self-resetting locking piece includes a locking rod 25 and a first locking spring 252, a sliding flange plate 251 is slidably sleeved on the outer wall above the locking rod 25, a limiting ring 253 is sleeved on the outer circumferential wall of the locking rod 25 located on the sliding flange plate 251, the first locking spring 252 is sleeved on the locking rod 25, the top of the first locking spring 252 abuts against the bottom of the sliding flange plate 251, the bottom of the first locking spring 252 is connected with a support plate 254, the support plate 254 is located below the locking rod 25, and the locking rod 25 is connected with the bottom of the fixed plate 231; the inside of the fixed plate 231 located at one side of the top of each sliding flange plate 251 is provided with an abutting fastening rod 233, one end of the abutting fastening rod 233 abuts against the outer wall of the sliding flange plate 251, the other end of the abutting fastening rod 233 extends and penetrates into the clamping groove 232, the outer circumferential wall of the abutting fastening rod 233 is connected with the fixed plate 231 through a sleeve, a reset spring 234 is sleeved on the outer circumferential wall of the abutting fastening rod 233, one end of the reset spring 234 is connected with the sleeve and the other end is connected with the abutting fastening rod 233; when the outer wall of the sliding flange plate 251 abuts against the abutting fastening rod 233, the abutting fastening rod 233 extends into the clamping groove 232.

[0031] It should be noted that in the embodiment, the clamping assembly 23 includes the fixed plates 231 symmetrically located below the two sides of the fixed rod 24, the clamping groove 232 is formed in one end of the outer wall of each fixed plate 231, the fixed plate 231 is provided in a hollow structure, the self-resetting locking piece includes the locking rod 25 and the first locking spring 252, the sliding flange plate 251 is slidably sleeved on the outer wall above the locking rod 25, the limiting ring 253 is sleeved on the outer circumferential wall of the locking rod 25, the first locking spring 252 is sleeved on the top of the locking rod 25 and abuts against the bottom of the sliding flange plate 251, the bottom is connected with the support plate 254, the support plate 254 is located below the locking rod 25, the locking rod 25 is connected with the bottom of the fixed plate 231, and the main function of the clamping assembly is to ensure the stability and precision of the tool bit during replacement;

[0032] When replacing the tool bit, the electric telescopic rod 211 drives the fixed plate 231 to move downwards, so that the clamping groove 232 is aligned with the tool bit, at this time, the locking rod 25 is separated from the limiting sleeve 241, the outer wall of the sliding flange plate 251 abuts against the abutting locking rod 233, the end of the abutting locking rod 233 extends into the clamping groove 232, the tool bit is clamped and abutted by the abutting locking rod 233 cooperating with the clamping groove 232, then the driving motor drives the tool bit to rotate through the driving gear 222 and the rotating gear 221, at this time, the electric telescopic rod 211 drives the fixed plate 231 to move upwards and reset, at this time, the locking rod 25 is separated from the limiting sleeve 241 and abuts against, the limiting sleeve 241 presses the locking rod 25, the locking rod 25 drives the sliding flange plate 251 to move downwards, at this time, the first locking spring 252 is compressed, the sliding flange plate 251 is separated from the abutting locking rod 233, and the replacement is completed, and the stability and precision of the tool bit are ensured by the self-resetting locking member and the limiting sleeve 241 and other components during the replacement process.

[0033] The working process of the utility model is as follows:

[0034] When replacing the tool bit, the electric telescopic rod 211 drives the fixed plate 231 to move downwards, so that the clamping groove 232 is aligned with the tool bit, at this time, the locking rod 25 is separated from the limiting sleeve 241, the outer wall of the sliding flange plate 251 abuts against the abutting locking rod 233, the end of the abutting locking rod 233 extends into the clamping groove 232, the tool bit is clamped and abutted by the abutting locking rod 233 cooperating with the clamping groove 232, then the driving motor drives the tool bit to rotate through the driving gear 222 and the rotating gear 221, at this time, the electric telescopic rod 211 drives the fixed plate 231 to move upwards and reset, at this time, the locking rod 25 is separated from the limiting sleeve 241 and abuts against, the limiting sleeve 241 presses the locking rod 25, the locking rod 25 drives the sliding flange plate 251 to move downwards, at this time, the first locking spring 252 is compressed, the sliding flange plate 251 is separated from the abutting locking rod 233, and the replacement is completed, and the stability and precision of the tool bit are ensured by the self-resetting locking member and the limiting sleeve 241 and other components during the replacement process.

[0035] The utility model is described above in conjunction with the drawings, and obviously, the specific implementation of the utility model is not limited by the above mode, as long as the method concept and technical scheme of the utility model are adopted for this non-essential improvement or the concept and technical scheme of the utility model are directly applied to other occasions without improvement, which are all within the protection scope of the utility model.

Claims

1. A quick tool change structure for slotting of a tool head, comprising a tool head, a tool head delivery sleeve (1) and a quick tool change structure (2) for rigid exchange of the tool head, characterized in that: The tool bit conveying sleeve (1) is provided in a hollow structure with both sides open, and the tool bit conveying is located inside the tool bit conveying sleeve (1); The quick tool changing structure (2) comprises a fixing member, a telescopic assembly (21), a rotating assembly (22) and a clamping assembly (23), the fixing member comprises a fixing rod (24), the fixing rod (24) is provided in a hollow structure with both ends penetrating, and a limiting sleeve (241) is sleeved on the outer circumferential wall below the fixing rod (24).

2. The quick tool changer structure for slotting tool head according to claim 1, wherein: The clamping assembly (23) comprises a fixing plate (231) symmetrically located below the two sides of the fixing rod (24), a clamping groove (232) is formed in the outer wall of one end of each fixing plate (231), the fixing plate (231) is provided in a hollow structure, and a self-resetting locking member is arranged at the bottom of each fixing plate (231) away from the clamping groove (232). The self-resetting locking member comprises a locking rod (25) and a first locking spring (252), a sliding flange (251) is sleeved on the outer wall above the locking rod (25), a limiting ring (253) is sleeved on the outer circumferential wall of the locking rod (25) above the sliding flange (251), the first locking spring (252) is sleeved on the locking rod (25), the top of the first locking spring (252) abuts against the bottom of the sliding flange (251), the bottom of the first locking spring (252) is connected with a supporting plate (254), the supporting plate (254) is located below the locking rod (25), and the locking rod (25) is connected with the bottom of the fixing plate (231).

3. The quick tool changer structure for slotting tool head according to claim 2, wherein: The telescopic assembly (21) comprises an electric telescopic rod (211), the electric telescopic rod (211) is located inside the fixing rod (24), and the bottom of the electric telescopic rod (211) extends below the two side walls of the fixing rod (24) and is connected with the fixing plate (231).

4. The quick tool changer for slotted tool heads of claim 2, wherein: The top of the locking rod (25) penetrates the fixing plate (231) and extends above the limiting sleeve (241).

5. The quick tool changer for slotted tool heads of claim 2, wherein: An abutting fastening rod (233) is arranged in the fixing plate (231) on one side of the top of each sliding flange (251), one end of the abutting fastening rod (233) abuts against the outer wall of the sliding flange (251), the other end of the abutting fastening rod (233) extends and penetrates into the clamping groove (232), the outer circumferential wall of the abutting fastening rod (233) is connected with the fixing plate (231) through a sleeve, a reset spring (234) is sleeved on the outer circumferential wall of the abutting fastening rod (233), one end of the reset spring (234) is connected with the sleeve, and the other end of the reset spring (234) is connected with the abutting fastening rod (233).

6. The quick tool changer for slotted tool heads of claim 5, wherein: When the outer wall of the sliding flange (251) abuts against the abutting fastening rod (233), the abutting fastening rod (233) extends into the clamping groove (232).

7. The quick tool changer for slotted tool heads of claim 3, wherein: The rotating assembly (22) comprises a rotating gear (221) sleeved on the outer circumferential wall of the top of the electric telescopic rod (211) above the fixed rod (24), one side of the rotating gear (221) is engaged with a driving gear (222), and the bottom of the driving gear (222) is connected with a driving motor through a rod body.

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