CN208612619U - A kind of wear-resistant hammer head for preventing hammer handle to be broken - Google Patents

Abstract

The utility model discloses a kind of wear-resistant hammer head for preventing hammer handle to be broken, hammer handle is located at the top of tup, is provided with vertical groove on the end face of tup one end in hammer handle, is provided with buffer unit in vertical groove；Buffer unit includes first support bar, second support bar, upper buffering ball, lower buffering ball, first support bar is vertically arranged in the top of vertical groove inner cavity, upper buffering ball is set in first support bar, the bottom of first support bar is provided with the block for preventing buffering ball from falling, the first spring is arranged between the top of first support bar and the top of upper buffering ball, second support bar is located at the lower section of first support bar and level across in vertical groove, first support bar and second support bar are located at same level, the quantity of lower buffering ball is two, it is respectively sleeved in second support bar, it is connected between two lower buffering balls by the fixed link being set in second support bar, lower buffering ball passes through second spring respectively and connect with upper buffering ball.

Description

A kind of wear-resistant hammer head for preventing hammer handle to be broken

Technical field

The utility model relates to crusher technical field, specifically a kind of Wear resisting hammer for preventing hammer handle to be broken Head.

Background technique

Hammer mill is one of most common material-pulverizing device, be mainly used in cement, mine, metallurgy, building materials and The industries such as electric power, for the ore etc. of exploitation to be broken into the material suitable for grinding, workload is extremely tedious, and operating condition Again extremely harsh, hammer mill completes broken material operation mainly by impact energy, when hammer mill works, motor band Turn makees high speed rotation, and material is uniformly entered house in crusher inner chamber, and the tup impact of revolution at a high speed, shearing splitting material cause Material is broken, meanwhile, the gravity of material itself makes material rush at frame body Internal baffle, sieve from high-speed rotating tup Item, the material detention greater than screen size continues the strike and grinding by hammer on sieve plate, until being crushed to required discharging Granularity finally by sieve plate discharge machine outside；

Wherein tup is indispensable one of the components of hammer mill, is arranged on the hammer axis of crusher rotor, hammer The service life of formula grinder hammerhead affects the service life of hammer mill to a certain extent, it is that hammer mill is main easy to wear Part, consumption is very big, when tup has biggish speed and inertia at work, generates strong vibration during the work time, Since hammer handle compares, tup is thinner, and the junction of tup and hammer handle, which is had vibration and hit, to be influenced, and is broken hammer handle, The tup and hammer handle of the prior art have plenty of integral structure, will cause the damage of entire tup, cause the increase of use cost.

Utility model content

To solve the above problems, the utility model provides a kind of wear-resistant hammer head for preventing hammer handle to be broken, buffered by setting Device reduces the vibration of hammer handle and tup junction in work, and hammer handle and tup be it is split type, when hammer handle is broken or tup When abrasion, replacement entirety, save the cost are not had to.

The utility model is achieved through the following technical solutions:

A kind of wear-resistant hammer head for preventing hammer handle to be broken, the hammer handle are located at the top of tup, are provided with peace on the hammer handle Hole is filled, is provided with vertical groove on the end face of tup one end in hammer handle, being provided in the vertical groove prevents hammer handle disconnected The buffer unit split；

The buffer unit includes first support bar, second support bar, upper buffering ball, lower buffering ball, first support Bar is vertically arranged in the top of vertical groove inner cavity, and the upper buffering ball is set in first support bar, the first support bar Bottom be provided with the block for preventing buffering ball from falling, be arranged between the top of first support bar and the top of upper buffering ball There is the first spring, the second support bar is located at the lower section of first support bar and horizontal across in vertical groove, and described first Support rod and second support bar are located at same level, and the quantity of the lower buffering ball is two, are respectively sleeved at the second support On bar, connected between two lower buffering balls by the fixed link being set in second support bar, the lower buffering ball passes through respectively Second spring is connect with upper buffering ball.

Preferably, the top horizontal of vertical groove is provided with sliding slot, the top of the first support bar by sliding block with Sliding slot is slidably connected, and the both ends of sliding slot are respectively equipped with elastic lever.

Preferably, the both ends of the second support bar are slidably connected with vertical groove.

Preferably, damping block is provided with below the both ends of the second support bar and vertical groove junction.

Preferably, the tup is equipped with the placement groove for accommodating hammer handle close to one end end face of hammer handle, and the placement is recessed Slot inner wall is equipped with internal screw thread, and one end outer wall that the hammer handle is connected with placement groove is outer equipped with matching with internal screw thread Screw thread.

The utility model has the beneficial effects that:

(1) the utility model is provided with vertical groove on the end face of tup one end in hammer handle, and tup is close to hammer handle One end end face is equipped with the placement groove for accommodating hammer handle, and the inner thread of the placement groove of hammer handle and tup connects, and works as hammer handle When fracture or tup are worn, replacement entirety, save the cost are not had to, and the buffering for preventing hammer handle to be broken is provided in vertical groove Device, also it is convenient to overhaul and replacement vertical groove in buffer unit；

(2) buffer unit of the utility model setting, two lower buffering balls and upper buffering ball are located at same level, are formed The triangular structure of stable structure is delayed under driving two under tup rotation when generating strong vibration during the work time It rushes ball moving left and right in second support bar, while driving upper buffering ball moving up and down in first support bar, due to the The elastic telescopic and upper buffering ball of one spring and second spring and the elastic damping of lower buffering ball, absorb in the course of work and generate Most of vibration, effectively reduce influence caused by hitting for the junction vibration of tup and hammer handle, utmostly reduce The possibility that hammer handle is broken.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the hammer handle of the utility model and the structural schematic diagram of tup；

Fig. 3 is the buffer unit structure schematic diagram of the utility model；

Appended drawing reference: 1, tup, 2, hammer handle, 3, mounting hole, 4, vertical groove, 5, first support bar, 6, second support bar, 7, upper buffering ball, 8, lower buffering ball, 9, block, the 10, first spring, 11, fixed link, 12, second spring, 13, elastic lever, 14, groove is placed.

Specific embodiment

The utility model is described in further detail combined with specific embodiments below:

Embodiment 1:

A kind of wear-resistant hammer head for preventing hammer handle to be broken, the hammer handle 2 are located at the top of tup 1, are arranged on the tup 1 Wear-resistant sleeve is provided with mounting hole 3 on the hammer handle 2, is provided with vertical groove 4 on the end face of 1 one end of tup in hammer handle 2, The tup 1 is equipped with the placement groove 14 for accommodating hammer handle close to one end end face of hammer handle 2, sets on 14 inner wall of placement groove There is internal screw thread, the hammer handle is equipped with the external screw thread to match with internal screw thread with one end outer wall that groove 14 is connected is placed, when When the fracture of hammer handle 2 or tup 1 are worn, replacement entirety, save the cost are not had to, and being provided in vertical groove 4 prevents hammer handle disconnected The buffer unit split, also it is convenient to overhaul and replacement vertical groove in buffer unit；

The buffer unit includes first support bar 5, second support bar 6, upper buffering ball 7, lower buffering ball 8, and described first Support rod 5 is vertically arranged in the top of 4 inner cavity of vertical groove, and the upper buffering ball 7 is set in first support bar 5, and described The bottom of one support rod 5 is provided with the block 9 for preventing buffering ball 7 from falling, in top and the upper buffering ball 7 of first support bar The first spring 10 is arranged between top, the second support bar 6 is located at the lower section of first support bar 5 and level across vertical In groove 4, the first support bar 5 is located at same level with second support bar 6, and the quantity of the lower buffering ball 8 is two, It is respectively sleeved in second support bar 6, is connected between two lower buffering balls 8 by the fixed link 11 being set in second support bar 6 It connects, the lower buffering ball 8 is connect by second spring 12 with upper buffering ball 7 respectively；

Two lower buffering balls 8 and upper buffering ball 7 are located at same level, form the triangular structure of stable structure, when When generating strong vibration in the course of work, a left side of two lower buffering balls 8 in second support bar 6 is driven under the rotation of tup 1 It moves right, while driving upper the moving up and down in first support bar 5 of buffering ball 7, due to the first spring 10 and second spring 12 Elastic telescopic and upper buffering ball 7 and lower buffering ball 8 elastic damping, absorb the most of vibration generated in the course of work, Influence caused by hitting for the junction vibration of tup 1 and hammer handle 2 is effectively reduced, the generation of hammer handle 2 is utmostly reduced The possibility of fracture.

Embodiment 2:

A kind of wear-resistant hammer head for preventing hammer handle to be broken, the hammer handle 2 are located at the top of tup 1, are arranged on the tup 1 Wear-resistant sleeve is provided with mounting hole 3 on the hammer handle 2, is provided with vertical groove 4 on the end face of 1 one end of tup in hammer handle 2, The tup 1 is equipped with the placement groove 14 for accommodating hammer handle close to one end end face of hammer handle 2, sets on 14 inner wall of placement groove There is internal screw thread, the hammer handle is equipped with the external screw thread to match with internal screw thread, institute with one end outer wall that groove 14 is connected is placed State the buffer unit for being provided in vertical groove 4 and hammer handle being prevented to be broken；

The buffer unit includes first support bar 5, second support bar 6, upper buffering ball 7, lower buffering ball 8, and described first Support rod 5 is vertically arranged in the top of 4 inner cavity of vertical groove, and the top horizontal of vertical groove 4 is provided with sliding slot, and described first The top of support rod 5 is slidably connected by sliding block and sliding slot, and the both ends of sliding slot are respectively equipped with elastic lever 13, so that in tup In rotation process, the moving left and right in vertical groove of first support bar 5 drives the deformation of second spring 12, thus maximum journey Degree absorbs vibration；The upper buffering ball 7 is set in first support bar 5, and the bottom of the first support bar 5 is provided with and prevents The block 9 that buffering ball 7 is fallen is arranged with the first spring 10, institute between the top of first support bar and the top of upper buffering ball 7 It states second support bar 6 and is located at the lower section of first support bar 5 and horizontal across in vertical groove 4, the first support bar 5 and the Two support rods 6 are located at same level, and the quantity of the lower buffering ball 8 is two, are respectively sleeved in second support bar 6, two It is connected between a lower buffering ball 8 by the fixed link 11 that is set in second support bar 6, the lower buffering ball 8 is respectively by the Two springs 12 are connect with upper buffering ball 7, and both ends and the vertical groove 4 of the second support bar 6 are slidably connected, so that turning in tup During dynamic, second support bar 6 can move up and down in vertical groove 4, to drive the bullet of the first spring and second spring Property deformation, utmostly absorb vibration, be provided with below the both ends and 4 junction of vertical groove of the second support bar 6 and subtract Block is shaken, blocking damping effect is played.

The basic principles and main features and advantage of the utility model, the technical staff of the industry has been shown and described above It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention, the utility model requires protection scope It is defined by the appending claims and its equivalent thereof.

Claims (5)

1. a kind of wear-resistant hammer head for preventing hammer handle to be broken, the hammer handle (2) are located at the top of tup (1), set on the hammer handle (2) It is equipped with mounting hole (3), it is characterised in that: be provided with vertical groove (4), institute on the end face of hammer handle (2) close tup (1) one end State the buffer unit for being provided in vertical groove (4) and hammer handle being prevented to be broken；

The buffer unit includes first support bar (5), second support bar (6), upper buffering ball (7), lower buffering ball (8), described First support bar (5) is vertically arranged in the top of vertical groove (4) inner cavity, and the upper buffering ball (7) is set in first support bar (5) on, the bottom of the first support bar (5) is provided with the block (9) for preventing buffering ball (7) from falling, in first support bar Top and upper buffering ball (7) top between be arranged with the first spring (10), the second support bar (6) be located at first support The lower section of bar (5) and horizontal across in vertical groove (4), the first support bar (5) and second support bar (6) are positioned at same Horizontal plane, the quantity of the lower buffering ball (8) are two, are respectively sleeved on second support bar (6), two lower buffering balls (8) Between connected by the fixed link (11) that is set on second support bar (6), the lower buffering ball (8) passes through second spring respectively (12) it is connect with upper buffering ball (7).

2. a kind of wear-resistant hammer head for preventing hammer handle to be broken according to claim 1, it is characterised in that: in vertical groove (4) Top horizontal be provided with sliding slot, the top of the first support bar (5) is slidably connected by sliding block and sliding slot, and the two of sliding slot End is respectively equipped with elastic lever (13).

3. a kind of wear-resistant hammer head for preventing hammer handle to be broken according to claim 1, it is characterised in that: the second support bar (6) both ends are slidably connected with vertical groove (4).

4. a kind of wear-resistant hammer head for preventing hammer handle to be broken according to claim 3, it is characterised in that: the second support bar (6) damping block is provided with below both ends and vertical groove (4) junction.

5. a kind of wear-resistant hammer head for preventing hammer handle to be broken according to claim 1, it is characterised in that: the tup (1) is leaned on One end end face of nearly hammer handle (2) is equipped with the placement groove (14) for accommodating hammer handle, and placement groove (14) inner wall is equipped with interior Screw thread, the hammer handle are equipped with the external screw thread to match with internal screw thread with one end outer wall that groove (14) are connected is placed.