CN220330169U - Feeding mechanism and tapping machine - Google Patents

Abstract

The utility model discloses a feeding mechanism and a tapping machine, which comprise a telescopic power piece and at least two feeding blocks, wherein the feeding blocks comprise a first feeding block and a second feeding block, the first feeding block is provided with clamping grooves the same as the feeding blocks in number, the second feeding block is provided with one clamping groove less than the feeding blocks in number, the end part of the telescopic power piece is provided with a telescopic end and a connecting block connected with the telescopic end, the first feeding block is provided with a limiting groove matched with the connecting block, the second feeding block is provided with a travel groove matched with the connecting block, the travel groove is provided with an idle travel area H convenient for the feeding blocks to be misplaced, and the first feeding block and the second feeding block are connected with the connecting block. The feeding mechanism can drive two or more feeding blocks only through one telescopic power piece, namely the telescopic cylinder, and compared with the structure with multiple feeding blocks in the prior art, the feeding mechanism has simpler and more reliable structure and higher economic benefit.

Description

Feeding mechanism and tapping machine

Technical Field

The utility model relates to the technical field of feeding units, in particular to a feeding mechanism and a tapping machine.

Background

The tapping machine is also called a tapping machine, and is a machining device for machining internal threads, screws or tooth buttons on the inner side surfaces of holes of various parts with through holes or blind holes of different specifications on small stamping parts such as nuts, terminals and the like.

In the prior art, if the feeding mechanism of the tapping machine needs to increase the feeding stations, the feeding power pieces are often required to be increased at the same time, namely, the feeding group of the double stations needs to be realized by two power pieces, and the structure is relatively complex.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the problems, the utility model provides a feeding mechanism and a tapping machine, which have simple structures and can drive a plurality of feeding blocks through one power piece.

(II) technical scheme

The feeding mechanism comprises a telescopic power piece and at least two feeding blocks, wherein the feeding blocks comprise a first feeding block and a second feeding block, clamping grooves with the same number as the feeding blocks are formed in the first feeding block, one clamping groove less than the feeding blocks in number is formed in the second feeding block, a telescopic end and a connecting block connected with the telescopic end are arranged at the end part of the telescopic power piece, a limit groove matched with the connecting block is formed in the first feeding block, a travel groove matched with the connecting block is formed in the second feeding block, an idle travel area H convenient for dislocation of the feeding blocks is formed in the travel groove, and the first feeding block and the second feeding block are connected with the connecting block.

In the utility model, the second feeding block is also provided with a spring sleeve, the spring sleeve comprises a push rod and a compression spring, a first cavity for accommodating the push rod and a second cavity for accommodating the compression spring are arranged in the spring sleeve, and one end of the push rod is arranged in the travel groove.

In the utility model, the diameter of the first cavity is smaller than that of the second cavity, the push rod comprises a rod part and a head part, the head part is arranged in the second cavity and is abutted with one end of the compression spring, and the rod part is arranged by extending outwards from the first cavity.

In the utility model, the number of the clamping grooves on the first feeding block is two, and the number of the clamping grooves on the second feeding block is one.

In the utility model, the connecting block is in a convex structure.

In the utility model, the telescopic power piece is a telescopic cylinder, and the telescopic cylinder is provided with a sensor for detecting whether the first feeding block and the second feeding block are in place.

In the utility model, the outer sides of the lower parts of the first feeding block and the second feeding block are provided with sliding blocks with wedge structures.

The utility model discloses another tapping machine which comprises a feeding channel, a main processing block, a pushing mechanism, a material returning unit and the feeding mechanism in the technical scheme, wherein the main processing block is provided with a first groove body for the feeding mechanism to move, at least two second groove bodies for the pushing mechanism to move, at least two third groove bodies for the material returning unit to move and a groove for accommodating the feeding channel.

In the utility model, the side part of the first groove body is also provided with a limiting block matched with the second feeding blocks, the limiting block is arranged between the two second groove bodies, after the second feeding blocks are abutted against the limiting block, the clamping grooves on the second feeding blocks and the clamping grooves on the first feeding blocks are respectively aligned with the second groove bodies and the third groove bodies, and the second groove bodies and the third groove bodies are respectively aligned and positioned on the same straight line.

In the utility model, a sliding groove matched with the wedge-shaped sliding block is also arranged in the first groove body.

(III) beneficial effects

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

(1) The feeding mechanism can drive two or more feeding blocks only through one telescopic power piece, namely the telescopic cylinder, and compared with the structure with multiple feeding blocks in the prior art, the feeding mechanism has simpler and more reliable structure and higher economic benefit.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a tapping machine in embodiment 1;

fig. 2 is a schematic perspective view (initial state) of the processing unit in embodiment 1;

FIG. 3 is a schematic perspective view of the processing unit in example 1 (feed state);

fig. 4 is a schematic perspective view of the processing unit in embodiment 1 (processing state);

FIG. 5 is a schematic perspective view of the main processing block in example 1;

FIG. 6 is a schematic bottom view of the main processing block in example 1;

FIG. 7 is a schematic perspective view of the feeding mechanism in example 1;

FIG. 8 is a schematic view showing the split structure of the feeding mechanism in example 1;

FIG. 9 is a schematic perspective view of the spring case of embodiment 1;

FIG. 10 is a schematic view showing the internal structure of the spring case in example 1;

FIG. 11 is a schematic sectional view of the spring case of embodiment 1;

fig. 12 is a schematic perspective view of the material returning mechanism in embodiment 1;

fig. 13 is a schematic diagram showing a split structure of the material returning mechanism in embodiment 1.

10. The device comprises a rack, 101, a processing table, 102, a large plate, 103, a material returning channel, 104, supporting legs, 105 and a supporting table;

20. the feeding mechanism, 201, a telescopic power piece, 2011, a telescopic end, 2012, a connecting block, 202, a first feeding block, 2021, a clamping groove, 2022, a clamping groove, 2023, a limiting groove, 203, a second feeding block, 2031, a clamping groove, 2032, a travel groove, 2033, a spring housing, 20331, a first cavity, 20332, a second cavity, 20333, a push rod, 20334, a rod part, 20335, a head part, 20336, a compression spring, 2034 and a feeding channel;

30. the device comprises a main processing block 301, a first groove body 302, a second groove body 303, a third groove body 304, a groove 305, a through groove 306 and a limiting block;

40. the device comprises a pushing mechanism 401, a telescopic power piece 402, a fixed plate 403, an inserting block 4031, an extending part 404, a pushing block 4041, a slot 405 and an elastic compensation piece;

50. the material returning unit 501, the adapter block 502 and the rectangular block;

H. and an empty forming region.

Detailed Description

Possible implementations within the scope of the present disclosure may have fewer components, have other components not shown in the drawings, different components, differently arranged components, differently connected components, etc., than the examples shown in the drawings. Furthermore, two or more of the elements in the figures may be implemented in a single element or a single element shown in the figures may be implemented as multiple separate elements.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising," "comprising," or "having" and the like means that elements or items preceding the word are meant to be encompassed by the element or item recited following the word and equivalents thereof, without excluding other elements or items. The terms "connected" or "connected" and the like are not limited to the physical or mechanical connection or communication shown in the drawings, but may include connection or communication equivalent thereto, whether direct or indirect. "upper", "lower", "left", "right", "horizontal", "vertical", etc. are only used to indicate a relative positional relationship, which may be changed accordingly when the absolute position of the object to be described is changed.

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

A feeding mechanism and tapping machine as shown in fig. 1-12, the tapping machine mainly comprises a feeding mechanism 20, a tapping unit, a material returning unit 50, a frame 10 and a feeding channel 2034, wherein the feeding channel 2034 is connected with the feeding mechanism 20 through the feeding channel 2034, and the bottom of the feeding channel 2034 drives materials through a direct vibration machine. The feed unit is comprised of feed channel 2034 and feed mechanism 20.

Specifically, a 45 ° inclined processing table 101 is provided on the top of the frame 10, a large plate 102 is fixed to the top surface of the processing table 101 by bolts, and a support table 105 and a discharge chute 103 are provided on the large plate 102. The support table 105 is arranged on the large plate 102 by means of the legs 104, and the reject chute 103 is arranged below the support table 105.

The feeding channel 2034, the tapping unit, the feeding mechanism 20 and the material returning unit 50 of the tapping machine are all arranged on the supporting table 105, and further the main processing block 30 with a block structure is further arranged on the supporting table 105, wherein the tapping unit comprises a material pushing mechanism 40 and tapping equipment, and one end of the feeding channel 2034, the material pushing mechanism 40, the material returning unit 50 and one end of the feeding mechanism 20 are arranged on the main processing block 30. The feed channel 2034 is on the same side as the pushing mechanism 40.

Specifically, the main processing block 30 is provided with a first groove 301 for the feeding mechanism 20 to move, a second groove 302 for the pushing mechanism 40 to move, a third groove 303 for the returning unit 50 to move, and a groove 304 connected with the feeding channel 2034, the first groove 301 is also provided with a through groove 305 for returning material, the through groove 305 is arranged above the returning channel 103, that is, after the tapping unit finishes processing, the returning unit 50 pushes the workpiece into the through groove 305, and the workpiece falls into the returning channel 103 and slides outwards along the arrow direction.

The feeding mechanism 20 will be described in detail with reference to fig. 7 to 11.

The feeding mechanism 20 includes a telescopic power member 201, a bracket for fixedly supporting the telescopic power member 201, and a first feeding block 202 and a second feeding block 203 connected to a telescopic end 2011 of the telescopic power member 201, and in this embodiment, the telescopic power member 201 is described by using a telescopic cylinder.

Specifically, the telescopic power piece 201 includes a telescopic end 2011 and a main body, a connecting block 2012 with a "convex" structure is sleeved on the telescopic end 2011, and the first feeding block 202 and the second feeding block 203 are connected with the telescopic end 2011 through the connecting block 2012. Wherein, the first feeding block 202 is provided with a limit groove 2023 matched with the connecting block 2012, the second feeding block 203 is provided with a travel groove 2032 matched with the connecting block 2012, the connecting block 2012 is arranged at one end of the travel groove 2032, and the other end is clamped with a spring sleeve 2033.

The spring sleeve 2033 is internally provided with a cavity, a push rod 20333 and a compression spring 20336 which are arranged in the cavity, the cavity comprises a first cavity channel 20331 and a second cavity channel 20332, the two cavity channels are communicated with the side wall of the spring sleeve 2033, and the two cavity channels are arranged in an end-to-end connection mode on the same straight line.

The diameter of the first channel 20331 is smaller than the diameter of the second channel 20332, the push rod 20333 is composed of a head portion 20335 and a rod portion 20334, the head portion 20335 is arranged in the second channel 20332, the rod portion 20334 is arranged in the first channel 20331, and a part of the rod portion 20334 extends from the first channel 20331 to the outside of the spring housing 2033.

Preferably, the idle stroke area H is provided in the stroke groove 2032, and a clamping groove 2031 for accommodating workpieces is provided at the top of the second feeding block 203, two clamping grooves 2022, 2021 for accommodating workpieces are provided at the top of the first feeding block 202, and the clamping groove 2031 on the second feeding block is aligned with the clamping groove 2021 on the end, far away from the telescopic power unit 201, of the first feeding block 202.

The telescopic power unit 201, that is, the telescopic cylinder, is provided with a sensor for detecting whether the first feeding block 202 and the second feeding block 203 are in a home position, and the first feeding block 202 and the second feeding block 203 can move back and forth through the connecting block 2012.

Specifically, the side wall of the through slot 305 of the main processing block 30 is further provided with a limiting block 306, and two second slots 302 are provided on the main processing block 30, the limiting block 306 is disposed between the two second slots 302, and when the telescopic power member 201 starts to act from the initial position, the telescopic power member 201 pushes the first feeding block 202 to move forward, and it should be noted that the forward movement refers to the extending direction of the telescopic end 2011 of the power telescopic member. After the clamping groove 2022 on the side of the first feeding block 202, which is close to the telescopic power unit 201, is overlapped with the clamping block on the second feeding block 203, that is, the connecting block 2012 runs out of the idle stroke area H, the connecting block 2012 abuts against the push rod 20333 of the spring housing 2033 and presses the compression spring 20336 to shrink. When the connection block 2012 abuts against the side wall of the travel groove 2032, the telescopic power piece 401201 pushes the first feeding block 202 and the second feeding block 203 to move forward, and when the end of the second feeding block 203 abuts against the limiting block 306, the first feeding block 202 and the second feeding block 203 are in place.

The number of the third grooves 303 on the main processing block 30 is two, the two third grooves 303 and the second groove 302 are respectively on the same straight line, that is, the third grooves 303 and the second groove 302 are respectively arranged on the left side and the right side of the through groove 305, the first feeding block 202 is arranged on one side close to the third groove 303, and the limiting block 306 is arranged on one side close to the second groove 302.

After the first feeding block 202 and the second feeding block 203 are pushed into place by the telescopic power piece 401201, that is, after the second feeding block 203 abuts against the limiting block 306, the clamping grooves 2031, 2022 and 2021 are aligned with the third groove 303 and the second groove 302 respectively.

Further, the lower parts of the first feeding block 202 and the second feeding block 203 are also provided with wedge-shaped sliding blocks, and the lower parts of the two side parts of the first groove 301 are provided with sliding grooves matched with the wedge-shaped sliding blocks. The through groove is provided in the middle of the first groove body 301.

The pushing mechanism 40 will be described in detail with reference to fig. 12-13.

The pushing mechanism 40 mainly comprises a telescopic power component 401, a fixed plate 402 inserted with the telescopic power component 401, two inserting blocks 403 inserted on the fixed plate 402, a pushing block 404 movably assembled on the inserting blocks 403, and further comprises an elastic compensation component 405 arranged between the inserting blocks 403 and the pushing block 404, wherein in the embodiment, the elastic compensation component 405 adopts a compression spring 20336, and the telescopic power component 401 adopts a telescopic cylinder.

The fixing plate 402 has a rectangular structure, a circular insertion hole is formed in the middle of the back surface and used for being inserted into the end portion of the telescopic power piece 401, two insertion grooves used for being connected with the insertion blocks are formed in the front side of the fixing plate 402, and the insertion hole is formed between the two insertion grooves.

Specifically, the insert 403 is also in a "convex" structure, that is, an extending portion 4031 extending up and down is provided at the front end of the insert 403, where a round hole for accommodating the elastic compensation element 405 is provided at the end of the insert 403, a part of the elastic compensation element 405 is disposed in the round hole, and the other end abuts against the pushing block 404.

One end of the pushing block 404 connected with the insert block 403 is provided with a slot 4041 with a convex structure, and the slot 4041 is connected with the insert block 403 so that the pushing block 404 can move back and forth on the insert block 403. It should be noted that, at this time, the forward movement refers to the extending direction of the telescopic end 2011 of the power telescopic member, that is, the direction indicated by the arrow in the drawing. After the insert 403 is connected to the slot 4041, the extension 4031 is provided to prevent the push block 404 from separating from the insert 403 when it moves forward.

The length of the insert 403 is greater than the depth of the slot 4041, when the workpiece is conveyed to the front of the pushing mechanism 40 by the feeding unit, that is, the clamping grooves 2031, 2022, 2021 on the first feeding block 202 and the second feeding block 203 are aligned with the second slot 302 and the third slot 303 respectively, the pushing block 404 is driven by the telescopic power unit 401 to move forward and jack the workpiece into the third slot 303 from the clamping grooves 2031, 2022, 2021. The elastic compensation 405 is provided to effectively prevent the processing position of the workpiece from being shifted to cause an accumulated error, i.e., the workpiece is pushed forward due to the stiffer pushing block 404, the position of the workpiece exceeds the originally intended position, and the next time the workpiece is entered, the workpiece is moved further forward beyond the position due to excessive external force.

The material returning unit 50 is composed of two rectangular blocks 502 arranged in the third groove 303, a switching block 501 for connecting the two rectangular blocks 502 and a telescopic cylinder, namely, workpieces are pushed into the third groove 303 by the material pushing block 404 to be abutted against the rectangular blocks 502 for processing, and the telescopic cylinder drives the rectangular blocks 502 to push the workpieces into the through groove 305 after the processing is finished, so that the workpieces fall into the material returning channel 103.

It should be noted that, a tapping machine may be provided with a plurality of sets of processing units, that is, two sets of processing units that are mirror-symmetrical to each other as shown in fig. 1 to 4, where each set of processing units includes a feeding channel 2034, a processing unit, a feeding mechanism 20, a material returning unit 50, a main processing block 30, and a material returning slot. In the case where the large plate 102 and the support table 105 are sufficiently large, the number of sets of processing units can continue to increase.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims (10)

1. A feeding mechanism of a feeding machine, which comprises a feeding mechanism,

the method is characterized in that:

including a flexible power spare (201) and two at least feeding pieces, the feeding piece includes first feeding piece (202), second feeding piece (203), be equipped with on the first feeding piece (202) with feeding piece quantity draw-in groove (2022, 2021), be equipped with on the second feeding piece (203) than feeding piece quantity draw-in groove (2031) less than one, wherein, the tip of flexible power spare (201) is equipped with flexible end (2011) and connecting block (2012) of being connected with flexible end (2011), be equipped with on the first feeding piece (202) with connecting block (2012) complex spacing groove (2023), be equipped with on the second feeding piece (203) with connecting block (2012) complex travel groove (2032), be equipped with the empty travel area H of being convenient for advance the dislocation on travel groove (2032), first feeding piece (202), second feeding piece (203) all are connected with connecting block (2012).

2. The feed mechanism of claim 1, wherein: the second feeding block (203) is further provided with a spring sleeve (2033), the spring sleeve (2033) comprises a push rod (20333) and a compression spring (20336), a first cavity (20331) for accommodating the push rod (20333) and a second cavity (20332) for accommodating the compression spring (20336) are arranged in the spring sleeve (2033), and one end of the push rod (20333) is arranged in the travel groove (2032).

3. The feed mechanism of claim 2, wherein: the diameter of the first cavity channel (20331) is smaller than that of the second cavity channel (20332), the push rod (20333) comprises a rod portion (20334) and a head portion (20335), the head portion (20335) is arranged in the second cavity channel (20332) and abuts against one end of the compression spring (20336), and the rod portion (20334) is arranged by the first cavity channel (20331) in an outward extending mode.

4. A feeding mechanism (20) according to claim 3, wherein: the number of the clamping grooves (2022, 2021) on the first feeding block (202) is two, and the number of the clamping grooves (2031) on the second feeding block (203) is one.

5. The feed mechanism of any one of claims 1-4, wherein: the shape of the connecting block (2012) is a convex structure.

6. The feed mechanism of claim 5, wherein: the telescopic power piece (201) is a telescopic cylinder, and a sensor for detecting whether the first feeding block (202) and the second feeding block (203) are in place or not is arranged on the telescopic cylinder.

7. The feed mechanism of claim 6, wherein: the outer sides of the lower parts of the first feeding block (202) and the second feeding block (203) are provided with sliding blocks with wedge structures.

8. A tapping machine, characterized in that: the feeding mechanism (20) of any one of claims 1-7, comprising a feeding channel (2034), a main processing block (30), a pushing mechanism (40), a material returning unit (50) and a feeding mechanism, wherein the main processing block (30) is provided with a first groove body (301) for the feeding mechanism (20) to move, at least two second groove bodies (302) for the pushing mechanism (40) to move, at least two third groove bodies (303) for the material returning unit (50) to move and a groove (304) for accommodating the feeding channel (2034).

9. The tapping machine as set forth in claim 8 wherein: the side of first cell body (301) still is equipped with stopper (306) with second feed block (203) complex, stopper (306) set up between two second cell bodies (302), behind second feed block (203) and stopper (306) butt, draw-in groove (2031) on second feed block (203) and draw-in groove (2022, 2021) on first feed block (202) align the setting with second cell body (302), third cell body (303) respectively, second cell body (302), third cell body (303) align respectively and are in same straight line.

10. The tapping machine as set forth in claim 9 wherein: and a sliding groove matched with the wedge-shaped sliding block is further formed in the first groove body (301).