Multifunctional seat body structure for adjustable lathe tailstock

Abstract

The utility model relates to a multifunctional seat body structure for an adjustable lathe tailstock, which comprises a base, a tailstock body is arranged at the top of the base, an ejector pin is arranged in the tailstock body, and an adjusting mechanism is arranged in the base. The adjusting mechanism comprises a first motor, a driving gear, a driven gear, an adjusting screw rod, a screw sleeve, a sliding block, a first telescopic cylinder and a second telescopic cylinder. According to the multifunctional base body structure for the adjustable lathe tailstock, firstly, the height of the tailstock body is determined according to the placement position of a part, a controller drives a first motor to be started, at the moment, a driving gear is meshed with a driven gear, so that an adjusting screw rod at the top is driven to synchronously rotate, and a thread sleeve can drive the tailstock body to synchronously ascend and descend; and then the controller drives a second motor to start, at the moment, the second motor drives a lead screw to rotate, a limiting block slides outside the lead screw, the ejector pin is driven to move inside the sleeve, and the length of the ejector pin is conveniently adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of lathe tailstocks, in particular to a multifunctional seat body structure for an adjustable lathe tailstock. Background Art

[0002] The tailstock of a lathe generally provides auxiliary support for the workpiece during machining. It consists of a tailstock body and a tailstock sleeve. The tailstock body can be moved and fixed on the bed. A ejector pin is installed at the front end of the tailstock sleeve, and the sleeve can automatically extend and retract to achieve the support of the ejector pin for the workpiece.

[0003] For example, the Chinese patent number CN209918907U is a CNC lathe tailstock that is easy to adjust the height. The utility model drives the gear to rotate through a hand wheel to achieve the purpose of adjusting the height of the tailstock. However, the device needs to be manually adjusted by the user during use. The user also needs to observe whether the center is aligned with the height of the part to be processed during the adjustment process, which is very inconvenient to operate. At the same time, the device also needs to manually adjust the length of the center. Since the tailstock is located at the rear side of the machine tool, it is not convenient to observe the situation of the part and the center during the adjustment of the center. In order to ensure that the center is aligned with the part, repeated debugging is required, which is very inconvenient. Therefore, a multifunctional seat structure for an adjustable lathe tailstock is proposed to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a multifunctional seat structure for an adjustable lathe tailstock, which has the advantage of being easy to adjust the tailstock height and the center position, and solves the problem that the device needs to be manually adjusted by a user during use. The user also needs to observe whether the center is aligned with the height of the part to be processed during the adjustment process, which is very inconvenient to operate. At the same time, the device also needs to manually adjust the length of the center. Since the tailstock is located at the rear side of the machine tool, it is not convenient to observe the situation of the part and the center during the center adjustment process. In order to ensure that the center is aligned with the part, repeated debugging is required, which is very inconvenient.

[0005] To achieve the above object, the utility model provides the following technical solutions: a multifunctional seat structure for an adjustable lathe tailstock, including a base, a tailstock body is arranged on the top of the base, a thimble is arranged inside the tailstock body, and an adjustment mechanism is arranged inside the base;

[0006] The adjusting mechanism comprises a first motor, a driving gear, a driven gear, an adjusting screw, a screw sleeve, a slider, a first telescopic cylinder and a second telescopic cylinder. The first motor is fixedly installed inside the base, a driving gear is fixedly installed at the output shaft of the first motor, a driven gear is meshed on the left side of the driving gear, an adjusting screw is fixedly connected to the top of the driven gear, a screw sleeve is threadedly connected to the top of the adjusting screw, a slider is sleeved on the outside of the adjusting screw, a first telescopic cylinder is arranged on the outside of the slider, and a second telescopic cylinder is fixedly connected to the bottom of the tailstock body.

[0007] As a preferred technical solution of the utility model, an auxiliary mechanism is arranged inside the tailstock body, and the auxiliary mechanism includes a sleeve, a limit plate, a second motor, a lead screw, a limit rod and a limit block. A sleeve is arranged inside the tailstock body, and limit plates are arranged on the top and bottom of the sleeve. The second motor is fixedly installed on the outside of the top limit plate, and a lead screw is fixedly installed at the output shaft of the second motor. A limit rod is arranged inside the bottom limit plate, and the limit block is sleeved on the outside of the limit rod.

[0008] As a preferred technical solution of the utility model, a placement groove is opened inside the base, the right side of the first motor is fixedly connected to the inner right wall of the placement groove, and the top of the screw sleeve is connected to the bottom of the tailstock body.

[0009] As a preferred technical solution of the present utility model, the number of the first telescopic cylinders is two, and the sides of the two first telescopic cylinders away from the slider are interconnected with the bottom of the tailstock body; the number of the second telescopic cylinders is four, and the sides of the four second telescopic cylinders away from the base are interconnected with the bottom of the tailstock body.

[0010] As a preferred technical solution of the utility model, the ejector pin is located inside the sleeve, and there are two limit blocks, and opposite sides of the two limit blocks are respectively connected to the top and bottom of the ejector pin.

[0011] As a preferred technical solution of the utility model, the lead screw and the limit rod respectively pass through the two limit blocks, a scale is arranged on the front side of the tailstock body, and an observation window is arranged on the front side of the tailstock body.

[0012] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0013] The adjustable lathe tailstock uses a multifunctional seat structure. The tailstock body is limited by setting a base. The adjustment mechanism is set and the various structures of the adjustment mechanism cooperate with each other to achieve the purpose of facilitating the height adjustment of the tailstock body. The auxiliary mechanism is set and the various structures of the auxiliary mechanism cooperate with each other to achieve the purpose of facilitating the length adjustment of the ejector.

[0014] , the multifunctional seat structure of the adjustable lathe tailstock is provided with a first motor. The controller drives the first motor to start and drive the driving gear to rotate and drive the driven gear meshing with the driving gear to rotate synchronously. At this time, the adjusting screw can be driven to rotate synchronously, so that the screw sleeve can drive the tailstock body to rise and fall synchronously, thereby achieving the purpose of adjusting the height of the tailstock body. The tailstock body is limited by arranging the first telescopic cylinder and the second telescopic cylinder, thereby ensuring that the tailstock body is more stable during the lifting process. The second motor is provided to drive the lead screw to rotate, so that the limit block slides outside the lead screw, thereby driving the ejector pin to move inside the sleeve, which is convenient for adjusting the ejector pin length and aligning the ejector pin with the tail of the part to be processed, thereby ensuring that the part processing is more convenient. By setting a scale, it is convenient to observe the specific moving length of the ejector pin to ensure more precise processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional schematic diagram of the utility model;

[0016] Figure 2 It is a partial three-dimensional schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the adjustment mechanism of the utility model;

[0018] Figure 4 It is a schematic diagram of the auxiliary mechanism of the utility model.

[0019] In the figure: 1 base, 2 tailstock body, 3 ejector, 4 adjusting mechanism, 4 adjusting mechanism, 401 first motor, 402 driving gear, 403 driven gear, 404 adjusting screw, 405 screw sleeve, 406 slider, 407 first telescopic cylinder, 408 second telescopic cylinder, 5 auxiliary mechanism, 501 sleeve, 502 limit plate, 503 second motor, 504 lead screw, 505 limit rod, 506 limit block, 6 placement slot, 7 scale. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 A multifunctional seat structure for an adjustable lathe tailstock includes a base 1, a tailstock body 2 is arranged on the top of the base 1, a thimble 3 is arranged inside the tailstock body 2, and an adjustment mechanism 4 is arranged inside the base 1;

[0022] The adjusting mechanism 4 includes a first motor 401, a driving gear 402, a driven gear 403, an adjusting screw 404, a screw sleeve 405, a slider 406, a first telescopic cylinder 407 and a second telescopic cylinder 408. The first motor 401 is fixedly installed inside the base 1, the driving gear 402 is fixedly installed at the output shaft of the first motor 401, the driven gear 403 is meshed on the left side of the driving gear 402, the adjusting screw 404 is fixedly connected to the top of the driven gear 403, the screw sleeve 405 is threadedly connected to the top of the adjusting screw 404, the slider 406 is sleeved on the outside of the adjusting screw 404, the first telescopic cylinder 407 is arranged on the outside of the slider 406, and the second telescopic cylinder 408 is fixedly connected to the bottom of the tailstock body 2.

[0023] In this embodiment, an auxiliary mechanism 5 is arranged inside the tailstock body 2, and the auxiliary mechanism 5 includes a sleeve 501, a limit plate 502, a second motor 503, a screw 504, a limit rod 505, and a limit block 506. The sleeve 501 is arranged inside the tailstock body 2, and limit plates 502 are arranged on the top and bottom of the sleeve 501. The second motor 503 is fixedly installed on the outside of the top limit plate 502, and the screw 504 is fixedly installed on the output shaft of the second motor 503. The limit rod 505 is arranged inside the bottom limit plate 502, and the limit block 506 is sleeved on the outside of the limit rod 505.

[0024] By setting up the auxiliary mechanism 5, the various structures of the auxiliary mechanism 5 cooperate with each other to achieve the purpose of facilitating the length adjustment of the ejector 3. The auxiliary mechanism 5 includes a sleeve 501, a limit plate 502, a second motor 503, a lead screw 504, a limit rod 505, and a limit block 506.

[0025] In this embodiment, a placement groove 6 is opened inside the base 1 , the right side of the first motor 401 is fixedly connected to the inner right wall of the placement groove 6 , and the top of the screw sleeve 405 is connected to the bottom of the tailstock body 2 .

[0026] By setting the first motor 401, the controller drives the first motor 401 to start, which can drive the driving gear 402 to rotate and drive the driven gear 403 meshing with the driving gear 402 to rotate synchronously, and at this time, the adjusting screw 404 can be driven to rotate synchronously, so that the screw sleeve 405 can drive the tailstock body 2 to rise and fall synchronously, thereby achieving the purpose of adjusting the height of the tailstock body 2.

[0027] In this embodiment, there are two first telescopic cylinders 407, and the sides of the two first telescopic cylinders 407 away from the slider 406 are interconnected with the bottom of the tailstock body 2. There are four second telescopic cylinders 408, and the sides of the four second telescopic cylinders 408 away from the base 1 are interconnected with the bottom of the tailstock body 2.

[0028] The tailstock body 2 is limited by providing the first telescopic cylinder 407 and the second telescopic cylinder 408 , thereby ensuring that the tailstock body 1 is more stable during the lifting process.

[0029] In this embodiment, the ejector pin 3 is located inside the sleeve 501 , and there are two limit blocks 506 . The opposite sides of the two limit blocks 506 are respectively connected to the top and the bottom of the ejector pin 3 .

[0030] In this embodiment, the lead screw 504 and the limiting rod 505 pass through the two limiting blocks 506 respectively, a scale 7 is arranged on the front side of the tailstock body 2, and an observation window is arranged on the front side of the tailstock body 2.

[0031] The scale 7 is provided to facilitate observation of the specific moving length of the ejector pin 3, thereby ensuring more accurate processing.

[0032] In summary, the multifunctional seat structure for the adjustable lathe tailstock is used. When in use, the height of the tailstock body 2 is first determined according to the placement position of the parts. The controller drives the first motor 401 to start. At this time, the driving gear 402 is meshed with the driven gear 403, thereby driving the adjusting screw 404 at the top to rotate synchronously, so that the screw sleeve 405 can drive the tailstock body 2 to rise and fall synchronously, thereby achieving the purpose of adjusting the height of the tailstock body 2. Then the controller drives the second motor 503 to start. At this time, the second motor 503 drives the lead screw 504 to rotate, so that the limit block 506 slides outside the lead screw 504, thereby driving the ejector pin 3 to move inside the sleeve 501, so as to facilitate the adjustment of the length of the ejector pin 3, so that the ejector pin 3 is aligned with the tail of the part to be processed.

[0033] The electrical components appearing in this article are all connected to the external controller and 220V AC power, and the controller can be a conventional known device that plays a control role such as a computer. The specific model specifications of each device in this article need to be selected and determined based on the actual specifications of the device. The specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional seat structure for an adjustable lathe tailstock, including a base, characterized in that: A tailstock body is arranged on the top of the base, a thimble is arranged inside the tailstock body, and an adjustment mechanism is arranged inside the base; The adjusting mechanism comprises a first motor, a driving gear, a driven gear, an adjusting screw, a screw sleeve, a slider, a first telescopic cylinder and a second telescopic cylinder. The first motor is fixedly installed inside the base, a driving gear is fixedly installed at the output shaft of the first motor, a driven gear is meshed on the left side of the driving gear, an adjusting screw is fixedly connected to the top of the driven gear, a screw sleeve is threadedly connected to the top of the adjusting screw, a slider is sleeved on the outside of the adjusting screw, a first telescopic cylinder is arranged on the outside of the slider, and a second telescopic cylinder is fixedly connected to the bottom of the tailstock body.

2. The multifunctional seat structure for an adjustable lathe tailstock according to claim 1, characterized in that: An auxiliary mechanism is arranged inside the tailstock body, and the auxiliary mechanism includes a sleeve, a limit plate, a second motor, a lead screw, a limit rod and a limit block. A sleeve is arranged inside the tailstock body, and limit plates are arranged on the top and bottom of the sleeve. The second motor is fixedly mounted on the outside of the top limit plate, and a lead screw is fixedly mounted on the output shaft of the second motor. A limit rod is arranged inside the bottom limit plate, and the limit block is sleeved on the outside of the limit rod.

3. The multifunctional seat structure for an adjustable lathe tailstock according to claim 1, characterized in that: A placement groove is provided inside the base, the right side of the first motor is fixedly connected to the inner right wall of the placement groove, and the top of the screw sleeve is connected to the bottom of the tailstock body.

4. The multifunctional seat structure for an adjustable lathe tailstock according to claim 1, characterized in that: There are two first telescopic cylinders, and the sides of the two first telescopic cylinders away from the slider are interconnected with the bottom of the tailstock body. There are four second telescopic cylinders, and the sides of the four second telescopic cylinders away from the base are interconnected with the bottom of the tailstock body.

5. The multifunctional seat structure for an adjustable lathe tailstock according to claim 2, characterized in that: The ejector pin is located inside the sleeve, and there are two limit blocks. The opposite sides of the two limit blocks are respectively connected to the top and the bottom of the ejector pin.

6. The multifunctional seat structure for an adjustable lathe tailstock according to claim 2, characterized in that: The lead screw and the limiting rod respectively penetrate the two limiting blocks, a scale is arranged on the front side of the tailstock body, and an observation window is arranged on the front side of the tailstock body.

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